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Finding the Fourth Proportional to 216,244.45, 324,365.91 and 58,472.89

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Solution

The fourth proportional to 216,244.45, 324,365.91 and 58,472.89 is: 87,709.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,244.45 : 324,365.91 = 58,472.89 : x
  2. Step 2: Convert to fraction form
    216,244.45/324,365.91 = 58,472.89/x
  3. Step 3: Cross multiply
    216,244.45x = 324,365.91 × 58,472.89
  4. Step 4: Simplify right side
    216,244.45x = 18,966,612,175.18
  5. Step 5: Solve for x
    x = 18,966,612,175.18/216,244.45
  6. Step 6: Final answer
    x = 87,709.13

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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.