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Finding the Fourth Proportional to 591,982,119.80, 887,973,179.70 and 582,912,193.40

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Solution

The fourth proportional to 591,982,119.80, 887,973,179.70 and 582,912,193.40 is: 874,368,290.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,982,119.80 : 887,973,179.70 = 582,912,193.40 : x
  2. Step 2: Convert to fraction form
    591,982,119.80/887,973,179.70 = 582,912,193.40/x
  3. Step 3: Cross multiply
    591,982,119.80x = 887,973,179.70 × 582,912,193.40
  4. Step 4: Simplify right side
    591,982,119.80x = 517,610,393,859,299,392
  5. Step 5: Solve for x
    x = 517,610,393,859,299,392/591,982,119.80
  6. Step 6: Final answer
    x = 874,368,290.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.