Home / 900,706.52-1,350,847.51-331,778.66

Finding the Fourth Proportional to 900,706.52, 1,350,847.51 and 331,778.66

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Solution

The fourth proportional to 900,706.52, 1,350,847.51 and 331,778.66 is: 497,589.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,706.52 : 1,350,847.51 = 331,778.66 : x
  2. Step 2: Convert to fraction form
    900,706.52/1,350,847.51 = 331,778.66/x
  3. Step 3: Cross multiply
    900,706.52x = 1,350,847.51 × 331,778.66
  4. Step 4: Simplify right side
    900,706.52x = 448,182,369,977.90
  5. Step 5: Solve for x
    x = 448,182,369,977.90/900,706.52
  6. Step 6: Final answer
    x = 497,589.79

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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.