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Finding the Fourth Proportional to 488,536.95, 732,874.98 and 151,606.71

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Solution

The fourth proportional to 488,536.95, 732,874.98 and 151,606.71 is: 227,431.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,536.95 : 732,874.98 = 151,606.71 : x
  2. Step 2: Convert to fraction form
    488,536.95/732,874.98 = 151,606.71/x
  3. Step 3: Cross multiply
    488,536.95x = 732,874.98 × 151,606.71
  4. Step 4: Simplify right side
    488,536.95x = 111,108,764,559.12
  5. Step 5: Solve for x
    x = 111,108,764,559.12/488,536.95
  6. Step 6: Final answer
    x = 227,431.65

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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.