Home / 439,073.13-605,921.52-237,869.13

Finding the Fourth Proportional to 439,073.13, 605,921.52 and 237,869.13

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Solution

The fourth proportional to 439,073.13, 605,921.52 and 237,869.13 is: 328,259.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,073.13 : 605,921.52 = 237,869.13 : x
  2. Step 2: Convert to fraction form
    439,073.13/605,921.52 = 237,869.13/x
  3. Step 3: Cross multiply
    439,073.13x = 605,921.52 × 237,869.13
  4. Step 4: Simplify right side
    439,073.13x = 144,130,024,810.68
  5. Step 5: Solve for x
    x = 144,130,024,810.68/439,073.13
  6. Step 6: Final answer
    x = 328,259.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.