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Finding the Fourth Proportional to 228,348.10, 342,523.56 and 59,866.91

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Solution

The fourth proportional to 228,348.10, 342,523.56 and 59,866.91 is: 89,800.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,348.10 : 342,523.56 = 59,866.91 : x
  2. Step 2: Convert to fraction form
    228,348.10/342,523.56 = 59,866.91/x
  3. Step 3: Cross multiply
    228,348.10x = 342,523.56 × 59,866.91
  4. Step 4: Simplify right side
    228,348.10x = 20,505,827,139.40
  5. Step 5: Solve for x
    x = 20,505,827,139.40/228,348.10
  6. Step 6: Final answer
    x = 89,800.73

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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.