Home / 644,029.39-966,114.15-239,174.11

Finding the Fourth Proportional to 644,029.39, 966,114.15 and 239,174.11

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Solution

The fourth proportional to 644,029.39, 966,114.15 and 239,174.11 is: 358,787.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,029.39 : 966,114.15 = 239,174.11 : x
  2. Step 2: Convert to fraction form
    644,029.39/966,114.15 = 239,174.11/x
  3. Step 3: Cross multiply
    644,029.39x = 966,114.15 × 239,174.11
  4. Step 4: Simplify right side
    644,029.39x = 231,069,489,569.37
  5. Step 5: Solve for x
    x = 231,069,489,569.37/644,029.39
  6. Step 6: Final answer
    x = 358,787.18

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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.