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Finding the Fourth Proportional to 499,428.06, 749,253.09 and 233,043.27

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Solution

The fourth proportional to 499,428.06, 749,253.09 and 233,043.27 is: 349,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,428.06 : 749,253.09 = 233,043.27 : x
  2. Step 2: Convert to fraction form
    499,428.06/749,253.09 = 233,043.27/x
  3. Step 3: Cross multiply
    499,428.06x = 749,253.09 × 233,043.27
  4. Step 4: Simplify right side
    499,428.06x = 174,608,390,151.20
  5. Step 5: Solve for x
    x = 174,608,390,151.20/499,428.06
  6. Step 6: Final answer
    x = 349,616.70

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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.