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Finding the Fourth Proportional to 544,042.70, 816,140.85 and 170,026.70

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Solution

The fourth proportional to 544,042.70, 816,140.85 and 170,026.70 is: 255,064.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,042.70 : 816,140.85 = 170,026.70 : x
  2. Step 2: Convert to fraction form
    544,042.70/816,140.85 = 170,026.70/x
  3. Step 3: Cross multiply
    544,042.70x = 816,140.85 × 170,026.70
  4. Step 4: Simplify right side
    544,042.70x = 138,765,735,460.70
  5. Step 5: Solve for x
    x = 138,765,735,460.70/544,042.70
  6. Step 6: Final answer
    x = 255,064.05

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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.