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Finding the Fourth Proportional to 440,003.43, 607,204.99 and 238,799.43

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Solution

The fourth proportional to 440,003.43, 607,204.99 and 238,799.43 is: 329,543.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,003.43 : 607,204.99 = 238,799.43 : x
  2. Step 2: Convert to fraction form
    440,003.43/607,204.99 = 238,799.43/x
  3. Step 3: Cross multiply
    440,003.43x = 607,204.99 × 238,799.43
  4. Step 4: Simplify right side
    440,003.43x = 145,000,205,505.16
  5. Step 5: Solve for x
    x = 145,000,205,505.16/440,003.43
  6. Step 6: Final answer
    x = 329,543.35

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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.