Home / 712,207.06-1,068,398.42-232,306.55

Finding the Fourth Proportional to 712,207.06, 1,068,398.42 and 232,306.55

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Solution

The fourth proportional to 712,207.06, 1,068,398.42 and 232,306.55 is: 348,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,207.06 : 1,068,398.42 = 232,306.55 : x
  2. Step 2: Convert to fraction form
    712,207.06/1,068,398.42 = 232,306.55/x
  3. Step 3: Cross multiply
    712,207.06x = 1,068,398.42 × 232,306.55
  4. Step 4: Simplify right side
    712,207.06x = 248,195,949,785.35
  5. Step 5: Solve for x
    x = 248,195,949,785.35/712,207.06
  6. Step 6: Final answer
    x = 348,488.47

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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.