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Finding the Fourth Proportional to 436,332.75, 654,337.12 and 151,950.30

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Solution

The fourth proportional to 436,332.75, 654,337.12 and 151,950.30 is: 227,869.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,332.75 : 654,337.12 = 151,950.30 : x
  2. Step 2: Convert to fraction form
    436,332.75/654,337.12 = 151,950.30/x
  3. Step 3: Cross multiply
    436,332.75x = 654,337.12 × 151,950.30
  4. Step 4: Simplify right side
    436,332.75x = 99,426,721,685.14
  5. Step 5: Solve for x
    x = 99,426,721,685.14/436,332.75
  6. Step 6: Final answer
    x = 227,869.03

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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.