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Finding the Fourth Proportional to 3,116.83, 4,644.87 and 3,026.87

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Solution

The fourth proportional to 3,116.83, 4,644.87 and 3,026.87 is: 4,510.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.83 : 4,644.87 = 3,026.87 : x
  2. Step 2: Convert to fraction form
    3,116.83/4,644.87 = 3,026.87/x
  3. Step 3: Cross multiply
    3,116.83x = 4,644.87 × 3,026.87
  4. Step 4: Simplify right side
    3,116.83x = 14,059,402.52
  5. Step 5: Solve for x
    x = 14,059,402.52/3,116.83
  6. Step 6: Final answer
    x = 4,510.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.