Home / 868,436.64-1,302,691.50-237,348.72

Finding the Fourth Proportional to 868,436.64, 1,302,691.50 and 237,348.72

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Solution

The fourth proportional to 868,436.64, 1,302,691.50 and 237,348.72 is: 356,033.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,436.64 : 1,302,691.50 = 237,348.72 : x
  2. Step 2: Convert to fraction form
    868,436.64/1,302,691.50 = 237,348.72/x
  3. Step 3: Cross multiply
    868,436.64x = 1,302,691.50 × 237,348.72
  4. Step 4: Simplify right side
    868,436.64x = 309,192,160,079.88
  5. Step 5: Solve for x
    x = 309,192,160,079.88/868,436.64
  6. Step 6: Final answer
    x = 356,033.07

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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.