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Finding the Fourth Proportional to 6,878.79, 10,267.29 and 6,008.45

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Solution

The fourth proportional to 6,878.79, 10,267.29 and 6,008.45 is: 8,968.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.79 : 10,267.29 = 6,008.45 : x
  2. Step 2: Convert to fraction form
    6,878.79/10,267.29 = 6,008.45/x
  3. Step 3: Cross multiply
    6,878.79x = 10,267.29 × 6,008.45
  4. Step 4: Simplify right side
    6,878.79x = 61,690,447.26
  5. Step 5: Solve for x
    x = 61,690,447.26/6,878.79
  6. Step 6: Final answer
    x = 8,968.21

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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.