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Finding the Fourth Proportional to 537,615.78, 741,600.78 and 336,061.86

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Solution

The fourth proportional to 537,615.78, 741,600.78 and 336,061.86 is: 463,572.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,615.78 : 741,600.78 = 336,061.86 : x
  2. Step 2: Convert to fraction form
    537,615.78/741,600.78 = 336,061.86/x
  3. Step 3: Cross multiply
    537,615.78x = 741,600.78 × 336,061.86
  4. Step 4: Simplify right side
    537,615.78x = 249,223,737,504.25
  5. Step 5: Solve for x
    x = 249,223,737,504.25/537,615.78
  6. Step 6: Final answer
    x = 463,572.21

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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.