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Finding the Fourth Proportional to 6,363, 8,781.48 and 3,568.68

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Solution

The fourth proportional to 6,363, 8,781.48 and 3,568.68 is: 4,925.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363 : 8,781.48 = 3,568.68 : x
  2. Step 2: Convert to fraction form
    6,363/8,781.48 = 3,568.68/x
  3. Step 3: Cross multiply
    6,363x = 8,781.48 × 3,568.68
  4. Step 4: Simplify right side
    6,363x = 31,338,292.05
  5. Step 5: Solve for x
    x = 31,338,292.05/6,363
  6. Step 6: Final answer
    x = 4,925.08

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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.