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Finding the Fourth Proportional to 216,232.45, 324,347.91 and 58,460.88

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Solution

The fourth proportional to 216,232.45, 324,347.91 and 58,460.88 is: 87,691.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,232.45 : 324,347.91 = 58,460.88 : x
  2. Step 2: Convert to fraction form
    216,232.45/324,347.91 = 58,460.88/x
  3. Step 3: Cross multiply
    216,232.45x = 324,347.91 × 58,460.88
  4. Step 4: Simplify right side
    216,232.45x = 18,961,664,244.76
  5. Step 5: Solve for x
    x = 18,961,664,244.76/216,232.45
  6. Step 6: Final answer
    x = 87,691.11

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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.