Home / 839,432.01-1,158,087.29-516,581.61

Finding the Fourth Proportional to 839,432.01, 1,158,087.29 and 516,581.61

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Solution

The fourth proportional to 839,432.01, 1,158,087.29 and 516,581.61 is: 712,680.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,432.01 : 1,158,087.29 = 516,581.61 : x
  2. Step 2: Convert to fraction form
    839,432.01/1,158,087.29 = 516,581.61/x
  3. Step 3: Cross multiply
    839,432.01x = 1,158,087.29 × 516,581.61
  4. Step 4: Simplify right side
    839,432.01x = 598,246,596,788.74
  5. Step 5: Solve for x
    x = 598,246,596,788.74/839,432.01
  6. Step 6: Final answer
    x = 712,680.23

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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.