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Finding the Fourth Proportional to 5,916.74, 8,875.38 and 2,217.74

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Solution

The fourth proportional to 5,916.74, 8,875.38 and 2,217.74 is: 3,326.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.74 : 8,875.38 = 2,217.74 : x
  2. Step 2: Convert to fraction form
    5,916.74/8,875.38 = 2,217.74/x
  3. Step 3: Cross multiply
    5,916.74x = 8,875.38 × 2,217.74
  4. Step 4: Simplify right side
    5,916.74x = 19,683,285.24
  5. Step 5: Solve for x
    x = 19,683,285.24/5,916.74
  6. Step 6: Final answer
    x = 3,326.71

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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.