Home / 954,134.11-1,431,201.16-355,079.71

Finding the Fourth Proportional to 954,134.11, 1,431,201.16 and 355,079.71

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Solution

The fourth proportional to 954,134.11, 1,431,201.16 and 355,079.71 is: 532,619.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    954,134.11 : 1,431,201.16 = 355,079.71 : x
  2. Step 2: Convert to fraction form
    954,134.11/1,431,201.16 = 355,079.71/x
  3. Step 3: Cross multiply
    954,134.11x = 1,431,201.16 × 355,079.71
  4. Step 4: Simplify right side
    954,134.11x = 508,190,484,800.76
  5. Step 5: Solve for x
    x = 508,190,484,800.76/954,134.11
  6. Step 6: Final answer
    x = 532,619.56

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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.