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Finding the Fourth Proportional to 216,932.02, 325,897.53 and 153,908.62

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Solution

The fourth proportional to 216,932.02, 325,897.53 and 153,908.62 is: 231,217.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,932.02 : 325,897.53 = 153,908.62 : x
  2. Step 2: Convert to fraction form
    216,932.02/325,897.53 = 153,908.62/x
  3. Step 3: Cross multiply
    216,932.02x = 325,897.53 × 153,908.62
  4. Step 4: Simplify right side
    216,932.02x = 50,158,439,103.71
  5. Step 5: Solve for x
    x = 50,158,439,103.71/216,932.02
  6. Step 6: Final answer
    x = 231,217.31

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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.