Home / 439,772.38-606,887.06-238,568.38

Finding the Fourth Proportional to 439,772.38, 606,887.06 and 238,568.38

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Solution

The fourth proportional to 439,772.38, 606,887.06 and 238,568.38 is: 329,225.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,772.38 : 606,887.06 = 238,568.38 : x
  2. Step 2: Convert to fraction form
    439,772.38/606,887.06 = 238,568.38/x
  3. Step 3: Cross multiply
    439,772.38x = 606,887.06 × 238,568.38
  4. Step 4: Simplify right side
    439,772.38x = 144,784,062,747.16
  5. Step 5: Solve for x
    x = 144,784,062,747.16/439,772.38
  6. Step 6: Final answer
    x = 329,225.00

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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.