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Finding the Fourth Proportional to 5,569.79, 8,345.54 and 3,371.85

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Solution

The fourth proportional to 5,569.79, 8,345.54 and 3,371.85 is: 5,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.79 : 8,345.54 = 3,371.85 : x
  2. Step 2: Convert to fraction form
    5,569.79/8,345.54 = 3,371.85/x
  3. Step 3: Cross multiply
    5,569.79x = 8,345.54 × 3,371.85
  4. Step 4: Simplify right side
    5,569.79x = 28,139,892.19
  5. Step 5: Solve for x
    x = 28,139,892.19/5,569.79
  6. Step 6: Final answer
    x = 5,052.24

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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.