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Finding the Fourth Proportional to 624,737.20, 937,097.52 and 151,426.68

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Solution

The fourth proportional to 624,737.20, 937,097.52 and 151,426.68 is: 227,138.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,737.20 : 937,097.52 = 151,426.68 : x
  2. Step 2: Convert to fraction form
    624,737.20/937,097.52 = 151,426.68/x
  3. Step 3: Cross multiply
    624,737.20x = 937,097.52 × 151,426.68
  4. Step 4: Simplify right side
    624,737.20x = 141,901,566,289.83
  5. Step 5: Solve for x
    x = 141,901,566,289.83/624,737.20
  6. Step 6: Final answer
    x = 227,138.01

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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.