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Finding the Fourth Proportional to 436,332.78, 654,337.08 and 151,950.30

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Solution

The fourth proportional to 436,332.78, 654,337.08 and 151,950.30 is: 227,869.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,332.78 : 654,337.08 = 151,950.30 : x
  2. Step 2: Convert to fraction form
    436,332.78/654,337.08 = 151,950.30/x
  3. Step 3: Cross multiply
    436,332.78x = 654,337.08 × 151,950.30
  4. Step 4: Simplify right side
    436,332.78x = 99,426,715,607.12
  5. Step 5: Solve for x
    x = 99,426,715,607.12/436,332.78
  6. Step 6: Final answer
    x = 227,869.00

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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.