Home / 532,121.40-796,869.90-353,662.20

Finding the Fourth Proportional to 532,121.40, 796,869.90 and 353,662.20

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Solution

The fourth proportional to 532,121.40, 796,869.90 and 353,662.20 is: 529,621.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,121.40 : 796,869.90 = 353,662.20 : x
  2. Step 2: Convert to fraction form
    532,121.40/796,869.90 = 353,662.20/x
  3. Step 3: Cross multiply
    532,121.40x = 796,869.90 × 353,662.20
  4. Step 4: Simplify right side
    532,121.40x = 281,822,761,947.78
  5. Step 5: Solve for x
    x = 281,822,761,947.78/532,121.40
  6. Step 6: Final answer
    x = 529,621.18

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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.