Home / 765,342.10-1,148,179.20-232,849.28

Finding the Fourth Proportional to 765,342.10, 1,148,179.20 and 232,849.28

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Solution

The fourth proportional to 765,342.10, 1,148,179.20 and 232,849.28 is: 349,324.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,342.10 : 1,148,179.20 = 232,849.28 : x
  2. Step 2: Convert to fraction form
    765,342.10/1,148,179.20 = 232,849.28/x
  3. Step 3: Cross multiply
    765,342.10x = 1,148,179.20 × 232,849.28
  4. Step 4: Simplify right side
    765,342.10x = 267,352,700,030.98
  5. Step 5: Solve for x
    x = 267,352,700,030.98/765,342.10
  6. Step 6: Final answer
    x = 349,324.44

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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.