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Finding the Fourth Proportional to 199,321.80, 298,880.10 and 59,062.20

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Solution

The fourth proportional to 199,321.80, 298,880.10 and 59,062.20 is: 88,562.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,321.80 : 298,880.10 = 59,062.20 : x
  2. Step 2: Convert to fraction form
    199,321.80/298,880.10 = 59,062.20/x
  3. Step 3: Cross multiply
    199,321.80x = 298,880.10 × 59,062.20
  4. Step 4: Simplify right side
    199,321.80x = 17,652,516,242.22
  5. Step 5: Solve for x
    x = 17,652,516,242.22/199,321.80
  6. Step 6: Final answer
    x = 88,562.90

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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.