Home / 440,170.92-607,438.98-238,966.92

Finding the Fourth Proportional to 440,170.92, 607,438.98 and 238,966.92

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Solution

The fourth proportional to 440,170.92, 607,438.98 and 238,966.92 is: 329,776.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,170.92 : 607,438.98 = 238,966.92 : x
  2. Step 2: Convert to fraction form
    440,170.92/607,438.98 = 238,966.92/x
  3. Step 3: Cross multiply
    440,170.92x = 607,438.98 × 238,966.92
  4. Step 4: Simplify right side
    440,170.92x = 145,157,822,138.54
  5. Step 5: Solve for x
    x = 145,157,822,138.54/440,170.92
  6. Step 6: Final answer
    x = 329,776.04

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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.