Home / 631,767.52-871,337.56-477,234.44

Finding the Fourth Proportional to 631,767.52, 871,337.56 and 477,234.44

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Solution

The fourth proportional to 631,767.52, 871,337.56 and 477,234.44 is: 658,204.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,767.52 : 871,337.56 = 477,234.44 : x
  2. Step 2: Convert to fraction form
    631,767.52/871,337.56 = 477,234.44/x
  3. Step 3: Cross multiply
    631,767.52x = 871,337.56 × 477,234.44
  4. Step 4: Simplify right side
    631,767.52x = 415,832,292,497.57
  5. Step 5: Solve for x
    x = 415,832,292,497.57/631,767.52
  6. Step 6: Final answer
    x = 658,204.61

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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.