Home / 773,149.32-1,159,723.98-240,724.17

Finding the Fourth Proportional to 773,149.32, 1,159,723.98 and 240,724.17

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Solution

The fourth proportional to 773,149.32, 1,159,723.98 and 240,724.17 is: 361,086.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,149.32 : 1,159,723.98 = 240,724.17 : x
  2. Step 2: Convert to fraction form
    773,149.32/1,159,723.98 = 240,724.17/x
  3. Step 3: Cross multiply
    773,149.32x = 1,159,723.98 × 240,724.17
  4. Step 4: Simplify right side
    773,149.32x = 279,173,592,514.60
  5. Step 5: Solve for x
    x = 279,173,592,514.60/773,149.32
  6. Step 6: Final answer
    x = 361,086.26

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Double scale
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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.