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Finding the Fourth Proportional to 216,657.73, 299,062.82 and 148,899.00

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Solution

The fourth proportional to 216,657.73, 299,062.82 and 148,899.00 is: 205,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,657.73 : 299,062.82 = 148,899.00 : x
  2. Step 2: Convert to fraction form
    216,657.73/299,062.82 = 148,899.00/x
  3. Step 3: Cross multiply
    216,657.73x = 299,062.82 × 148,899.00
  4. Step 4: Simplify right side
    216,657.73x = 44,530,156,328.91
  5. Step 5: Solve for x
    x = 44,530,156,328.91/216,657.73
  6. Step 6: Final answer
    x = 205,532.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.