Home / 574,206.06-861,309.36-258,293.88

Finding the Fourth Proportional to 574,206.06, 861,309.36 and 258,293.88

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Solution

The fourth proportional to 574,206.06, 861,309.36 and 258,293.88 is: 387,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,206.06 : 861,309.36 = 258,293.88 : x
  2. Step 2: Convert to fraction form
    574,206.06/861,309.36 = 258,293.88/x
  3. Step 3: Cross multiply
    574,206.06x = 861,309.36 × 258,293.88
  4. Step 4: Simplify right side
    574,206.06x = 222,470,936,474.72
  5. Step 5: Solve for x
    x = 222,470,936,474.72/574,206.06
  6. Step 6: Final answer
    x = 387,440.94

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Similar ratio
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1.5x scale

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.