Home / 1,276,494.97-1,761,565.55-695,724.59

Finding the Fourth Proportional to 1,276,494.97, 1,761,565.55 and 695,724.59

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Solution

The fourth proportional to 1,276,494.97, 1,761,565.55 and 695,724.59 is: 960,101.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,276,494.97 : 1,761,565.55 = 695,724.59 : x
  2. Step 2: Convert to fraction form
    1,276,494.97/1,761,565.55 = 695,724.59/x
  3. Step 3: Cross multiply
    1,276,494.97x = 1,761,565.55 × 695,724.59
  4. Step 4: Simplify right side
    1,276,494.97x = 1,225,564,472,913.89
  5. Step 5: Solve for x
    x = 1,225,564,472,913.89/1,276,494.97
  6. Step 6: Final answer
    x = 960,101.29

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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.