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Finding the Fourth Proportional to 353,225.71, 529,799.17 and 97,077.91

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Solution

The fourth proportional to 353,225.71, 529,799.17 and 97,077.91 is: 145,606.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,225.71 : 529,799.17 = 97,077.91 : x
  2. Step 2: Convert to fraction form
    353,225.71/529,799.17 = 97,077.91/x
  3. Step 3: Cross multiply
    353,225.71x = 529,799.17 × 97,077.91
  4. Step 4: Simplify right side
    353,225.71x = 51,431,797,346.89
  5. Step 5: Solve for x
    x = 51,431,797,346.89/353,225.71
  6. Step 6: Final answer
    x = 145,606.04

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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.