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Finding the Fourth Proportional to 541,572.03, 747,392.75 and 299,854.60

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Solution

The fourth proportional to 541,572.03, 747,392.75 and 299,854.60 is: 413,812.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,572.03 : 747,392.75 = 299,854.60 : x
  2. Step 2: Convert to fraction form
    541,572.03/747,392.75 = 299,854.60/x
  3. Step 3: Cross multiply
    541,572.03x = 747,392.75 × 299,854.60
  4. Step 4: Simplify right side
    541,572.03x = 224,109,154,094.15
  5. Step 5: Solve for x
    x = 224,109,154,094.15/541,572.03
  6. Step 6: Final answer
    x = 413,812.28

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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.