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Finding the Fourth Proportional to 461,737.60, 692,462.40 and 181,340.80

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Solution

The fourth proportional to 461,737.60, 692,462.40 and 181,340.80 is: 271,954.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,737.60 : 692,462.40 = 181,340.80 : x
  2. Step 2: Convert to fraction form
    461,737.60/692,462.40 = 181,340.80/x
  3. Step 3: Cross multiply
    461,737.60x = 692,462.40 × 181,340.80
  4. Step 4: Simplify right side
    461,737.60x = 125,571,685,585.92
  5. Step 5: Solve for x
    x = 125,571,685,585.92/461,737.60
  6. Step 6: Final answer
    x = 271,954.65

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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.