Home / 971,706.25-1,340,951.16-541,986.06

Finding the Fourth Proportional to 971,706.25, 1,340,951.16 and 541,986.06

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Solution

The fourth proportional to 971,706.25, 1,340,951.16 and 541,986.06 is: 747,938.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,706.25 : 1,340,951.16 = 541,986.06 : x
  2. Step 2: Convert to fraction form
    971,706.25/1,340,951.16 = 541,986.06/x
  3. Step 3: Cross multiply
    971,706.25x = 1,340,951.16 × 541,986.06
  4. Step 4: Simplify right side
    971,706.25x = 726,776,835,860.83
  5. Step 5: Solve for x
    x = 726,776,835,860.83/971,706.25
  6. Step 6: Final answer
    x = 747,938.83

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Why These Related Problems?

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