Home / 726,680.16-1,002,712.14-436,230.18

Finding the Fourth Proportional to 726,680.16, 1,002,712.14 and 436,230.18

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Solution

The fourth proportional to 726,680.16, 1,002,712.14 and 436,230.18 is: 601,933.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,680.16 : 1,002,712.14 = 436,230.18 : x
  2. Step 2: Convert to fraction form
    726,680.16/1,002,712.14 = 436,230.18/x
  3. Step 3: Cross multiply
    726,680.16x = 1,002,712.14 × 436,230.18
  4. Step 4: Simplify right side
    726,680.16x = 437,413,297,320.39
  5. Step 5: Solve for x
    x = 437,413,297,320.39/726,680.16
  6. Step 6: Final answer
    x = 601,933.73

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Double scale
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1.5x scale

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.