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Finding the Fourth Proportional to 625,084.28, 937,652.40 and 181,852.28

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Solution

The fourth proportional to 625,084.28, 937,652.40 and 181,852.28 is: 272,785.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,084.28 : 937,652.40 = 181,852.28 : x
  2. Step 2: Convert to fraction form
    625,084.28/937,652.40 = 181,852.28/x
  3. Step 3: Cross multiply
    625,084.28x = 937,652.40 × 181,852.28
  4. Step 4: Simplify right side
    625,084.28x = 170,514,229,813.55
  5. Step 5: Solve for x
    x = 170,514,229,813.55/625,084.28
  6. Step 6: Final answer
    x = 272,785.98

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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.