Home / 217,600.22-326,493.20-122,901.50

Finding the Fourth Proportional to 217,600.22, 326,493.20 and 122,901.50

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Solution

The fourth proportional to 217,600.22, 326,493.20 and 122,901.50 is: 184,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,600.22 : 326,493.20 = 122,901.50 : x
  2. Step 2: Convert to fraction form
    217,600.22/326,493.20 = 122,901.50/x
  3. Step 3: Cross multiply
    217,600.22x = 326,493.20 × 122,901.50
  4. Step 4: Simplify right side
    217,600.22x = 40,126,502,694.59
  5. Step 5: Solve for x
    x = 40,126,502,694.59/217,600.22
  6. Step 6: Final answer
    x = 184,404.70

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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.