Home / 611,839.22-913,267.71-566,749.78

Finding the Fourth Proportional to 611,839.22, 913,267.71 and 566,749.78

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Solution

The fourth proportional to 611,839.22, 913,267.71 and 566,749.78 is: 845,964.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,839.22 : 913,267.71 = 566,749.78 : x
  2. Step 2: Convert to fraction form
    611,839.22/913,267.71 = 566,749.78/x
  3. Step 3: Cross multiply
    611,839.22x = 913,267.71 × 566,749.78
  4. Step 4: Simplify right side
    611,839.22x = 517,594,268,990.26
  5. Step 5: Solve for x
    x = 517,594,268,990.26/611,839.22
  6. Step 6: Final answer
    x = 845,964.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.