Home / 591,973.10-887,959.65-259,549.10

Finding the Fourth Proportional to 591,973.10, 887,959.65 and 259,549.10

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Solution

The fourth proportional to 591,973.10, 887,959.65 and 259,549.10 is: 389,323.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,973.10 : 887,959.65 = 259,549.10 : x
  2. Step 2: Convert to fraction form
    591,973.10/887,959.65 = 259,549.10/x
  3. Step 3: Cross multiply
    591,973.10x = 887,959.65 × 259,549.10
  4. Step 4: Simplify right side
    591,973.10x = 230,469,127,993.82
  5. Step 5: Solve for x
    x = 230,469,127,993.82/591,973.10
  6. Step 6: Final answer
    x = 389,323.65

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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.