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Finding the Fourth Proportional to 6,001.66, 8,280.62 and 3,877.28

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Solution

The fourth proportional to 6,001.66, 8,280.62 and 3,877.28 is: 5,349.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,001.66 : 8,280.62 = 3,877.28 : x
  2. Step 2: Convert to fraction form
    6,001.66/8,280.62 = 3,877.28/x
  3. Step 3: Cross multiply
    6,001.66x = 8,280.62 × 3,877.28
  4. Step 4: Simplify right side
    6,001.66x = 32,106,282.31
  5. Step 5: Solve for x
    x = 32,106,282.31/6,001.66
  6. Step 6: Final answer
    x = 5,349.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.