Home / 864,340.32-1,192,849.92-482,373.36

Finding the Fourth Proportional to 864,340.32, 1,192,849.92 and 482,373.36

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Solution

The fourth proportional to 864,340.32, 1,192,849.92 and 482,373.36 is: 665,708.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,340.32 : 1,192,849.92 = 482,373.36 : x
  2. Step 2: Convert to fraction form
    864,340.32/1,192,849.92 = 482,373.36/x
  3. Step 3: Cross multiply
    864,340.32x = 1,192,849.92 × 482,373.36
  4. Step 4: Simplify right side
    864,340.32x = 575,399,023,886.13
  5. Step 5: Solve for x
    x = 575,399,023,886.13/864,340.32
  6. Step 6: Final answer
    x = 665,708.88

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