Home / 1,034,143.77-1,551,216.10-324,227.16

Finding the Fourth Proportional to 1,034,143.77, 1,551,216.10 and 324,227.16

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Solution

The fourth proportional to 1,034,143.77, 1,551,216.10 and 324,227.16 is: 486,340.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,143.77 : 1,551,216.10 = 324,227.16 : x
  2. Step 2: Convert to fraction form
    1,034,143.77/1,551,216.10 = 324,227.16/x
  3. Step 3: Cross multiply
    1,034,143.77x = 1,551,216.10 × 324,227.16
  4. Step 4: Simplify right side
    1,034,143.77x = 502,946,390,649.28
  5. Step 5: Solve for x
    x = 502,946,390,649.28/1,034,143.77
  6. Step 6: Final answer
    x = 486,340.88

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Double scale
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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.