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Finding the Fourth Proportional to 337,435.32, 506,140.38 and 84,717.48

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Solution

The fourth proportional to 337,435.32, 506,140.38 and 84,717.48 is: 127,073.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,435.32 : 506,140.38 = 84,717.48 : x
  2. Step 2: Convert to fraction form
    337,435.32/506,140.38 = 84,717.48/x
  3. Step 3: Cross multiply
    337,435.32x = 506,140.38 × 84,717.48
  4. Step 4: Simplify right side
    337,435.32x = 42,878,937,519.84
  5. Step 5: Solve for x
    x = 42,878,937,519.84/337,435.32
  6. Step 6: Final answer
    x = 127,073.06

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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.