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Finding the Fourth Proportional to 437,081.64, 655,933.50 and 337,341.48

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Solution

The fourth proportional to 437,081.64, 655,933.50 and 337,341.48 is: 506,252.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,081.64 : 655,933.50 = 337,341.48 : x
  2. Step 2: Convert to fraction form
    437,081.64/655,933.50 = 337,341.48/x
  3. Step 3: Cross multiply
    437,081.64x = 655,933.50 × 337,341.48
  4. Step 4: Simplify right side
    437,081.64x = 221,273,577,671.58
  5. Step 5: Solve for x
    x = 221,273,577,671.58/437,081.64
  6. Step 6: Final answer
    x = 506,252.28

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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.