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Finding the Fourth Proportional to 541,572.15, 747,392.93 and 299,854.74

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Solution

The fourth proportional to 541,572.15, 747,392.93 and 299,854.74 is: 413,812.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,572.15 : 747,392.93 = 299,854.74 : x
  2. Step 2: Convert to fraction form
    541,572.15/747,392.93 = 299,854.74/x
  3. Step 3: Cross multiply
    541,572.15x = 747,392.93 × 299,854.74
  4. Step 4: Simplify right side
    541,572.15x = 224,109,311,203.72
  5. Step 5: Solve for x
    x = 224,109,311,203.72/541,572.15
  6. Step 6: Final answer
    x = 413,812.47

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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.