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Finding the Fourth Proportional to 555,636.68, 832,241.10 and 341,753.48

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Solution

The fourth proportional to 555,636.68, 832,241.10 and 341,753.48 is: 511,883.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,636.68 : 832,241.10 = 341,753.48 : x
  2. Step 2: Convert to fraction form
    555,636.68/832,241.10 = 341,753.48/x
  3. Step 3: Cross multiply
    555,636.68x = 832,241.10 × 341,753.48
  4. Step 4: Simplify right side
    555,636.68x = 284,421,292,124.03
  5. Step 5: Solve for x
    x = 284,421,292,124.03/555,636.68
  6. Step 6: Final answer
    x = 511,883.58

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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.