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Finding the Fourth Proportional to 216,369.91, 324,556.08 and 58,599.73

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Solution

The fourth proportional to 216,369.91, 324,556.08 and 58,599.73 is: 87,899.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,369.91 : 324,556.08 = 58,599.73 : x
  2. Step 2: Convert to fraction form
    216,369.91/324,556.08 = 58,599.73/x
  3. Step 3: Cross multiply
    216,369.91x = 324,556.08 × 58,599.73
  4. Step 4: Simplify right side
    216,369.91x = 19,018,898,657.86
  5. Step 5: Solve for x
    x = 19,018,898,657.86/216,369.91
  6. Step 6: Final answer
    x = 87,899.92

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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.