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Finding the Fourth Proportional to 665,593.52, 995,425.67 and 591,196.64

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Solution

The fourth proportional to 665,593.52, 995,425.67 and 591,196.64 is: 884,161.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    665,593.52 : 995,425.67 = 591,196.64 : x
  2. Step 2: Convert to fraction form
    665,593.52/995,425.67 = 591,196.64/x
  3. Step 3: Cross multiply
    665,593.52x = 995,425.67 × 591,196.64
  4. Step 4: Simplify right side
    665,593.52x = 588,492,307,974.61
  5. Step 5: Solve for x
    x = 588,492,307,974.61/665,593.52
  6. Step 6: Final answer
    x = 884,161.72

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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.