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Finding the Fourth Proportional to 635,841.88, 953,763.17 and 236,430.76

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Solution

The fourth proportional to 635,841.88, 953,763.17 and 236,430.76 is: 354,646.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,841.88 : 953,763.17 = 236,430.76 : x
  2. Step 2: Convert to fraction form
    635,841.88/953,763.17 = 236,430.76/x
  3. Step 3: Cross multiply
    635,841.88x = 953,763.17 × 236,430.76
  4. Step 4: Simplify right side
    635,841.88x = 225,498,945,788.24
  5. Step 5: Solve for x
    x = 225,498,945,788.24/635,841.88
  6. Step 6: Final answer
    x = 354,646.26

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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.