Home / 674,497.32-1,011,904.92-219,086.52

Finding the Fourth Proportional to 674,497.32, 1,011,904.92 and 219,086.52

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Solution

The fourth proportional to 674,497.32, 1,011,904.92 and 219,086.52 is: 328,681.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,497.32 : 1,011,904.92 = 219,086.52 : x
  2. Step 2: Convert to fraction form
    674,497.32/1,011,904.92 = 219,086.52/x
  3. Step 3: Cross multiply
    674,497.32x = 1,011,904.92 × 219,086.52
  4. Step 4: Simplify right side
    674,497.32x = 221,694,727,493.68
  5. Step 5: Solve for x
    x = 221,694,727,493.68/674,497.32
  6. Step 6: Final answer
    x = 328,681.41

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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.