Home / 840,614.97-1,158,693.49-568,583.61

Finding the Fourth Proportional to 840,614.97, 1,158,693.49 and 568,583.61

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Solution

The fourth proportional to 840,614.97, 1,158,693.49 and 568,583.61 is: 783,728.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,614.97 : 1,158,693.49 = 568,583.61 : x
  2. Step 2: Convert to fraction form
    840,614.97/1,158,693.49 = 568,583.61/x
  3. Step 3: Cross multiply
    840,614.97x = 1,158,693.49 × 568,583.61
  4. Step 4: Simplify right side
    840,614.97x = 658,814,127,427.70
  5. Step 5: Solve for x
    x = 658,814,127,427.70/840,614.97
  6. Step 6: Final answer
    x = 783,728.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.