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Finding the Fourth Proportional to 5,699.59, 8,545.71 and 2,411.80

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Solution

The fourth proportional to 5,699.59, 8,545.71 and 2,411.80 is: 3,616.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,699.59 : 8,545.71 = 2,411.80 : x
  2. Step 2: Convert to fraction form
    5,699.59/8,545.71 = 2,411.80/x
  3. Step 3: Cross multiply
    5,699.59x = 8,545.71 × 2,411.80
  4. Step 4: Simplify right side
    5,699.59x = 20,610,543.38
  5. Step 5: Solve for x
    x = 20,610,543.38/5,699.59
  6. Step 6: Final answer
    x = 3,616.14

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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.