Home / 741,632.04-1,023,489.72-414,981.72

Finding the Fourth Proportional to 741,632.04, 1,023,489.72 and 414,981.72

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Solution

The fourth proportional to 741,632.04, 1,023,489.72 and 414,981.72 is: 572,695.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,632.04 : 1,023,489.72 = 414,981.72 : x
  2. Step 2: Convert to fraction form
    741,632.04/1,023,489.72 = 414,981.72/x
  3. Step 3: Cross multiply
    741,632.04x = 1,023,489.72 × 414,981.72
  4. Step 4: Simplify right side
    741,632.04x = 424,729,524,407.92
  5. Step 5: Solve for x
    x = 424,729,524,407.92/741,632.04
  6. Step 6: Final answer
    x = 572,695.76

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.