Home / 931,869.20-1,397,998.20-532,182.80

Finding the Fourth Proportional to 931,869.20, 1,397,998.20 and 532,182.80

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Solution

The fourth proportional to 931,869.20, 1,397,998.20 and 532,182.80 is: 798,385.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,869.20 : 1,397,998.20 = 532,182.80 : x
  2. Step 2: Convert to fraction form
    931,869.20/1,397,998.20 = 532,182.80/x
  3. Step 3: Cross multiply
    931,869.20x = 1,397,998.20 × 532,182.80
  4. Step 4: Simplify right side
    931,869.20x = 743,990,596,470.96
  5. Step 5: Solve for x
    x = 743,990,596,470.96/931,869.20
  6. Step 6: Final answer
    x = 798,385.22

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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.