Home / 683,689.20-1,025,583.68-234,406.28

Finding the Fourth Proportional to 683,689.20, 1,025,583.68 and 234,406.28

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Solution

The fourth proportional to 683,689.20, 1,025,583.68 and 234,406.28 is: 351,626.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,689.20 : 1,025,583.68 = 234,406.28 : x
  2. Step 2: Convert to fraction form
    683,689.20/1,025,583.68 = 234,406.28/x
  3. Step 3: Cross multiply
    683,689.20x = 1,025,583.68 × 234,406.28
  4. Step 4: Simplify right side
    683,689.20x = 240,403,248,957.56
  5. Step 5: Solve for x
    x = 240,403,248,957.56/683,689.20
  6. Step 6: Final answer
    x = 351,626.51

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Similar ratio
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1.5x scale

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.