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Finding the Fourth Proportional to 501,034.60, 752,135.10 and 301,580.20

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Solution

The fourth proportional to 501,034.60, 752,135.10 and 301,580.20 is: 452,721.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,034.60 : 752,135.10 = 301,580.20 : x
  2. Step 2: Convert to fraction form
    501,034.60/752,135.10 = 301,580.20/x
  3. Step 3: Cross multiply
    501,034.60x = 752,135.10 × 301,580.20
  4. Step 4: Simplify right side
    501,034.60x = 226,829,053,885.02
  5. Step 5: Solve for x
    x = 226,829,053,885.02/501,034.60
  6. Step 6: Final answer
    x = 452,721.34

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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.