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Finding the Fourth Proportional to 4,549.77, 6,824.79 and 2,470.77

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Solution

The fourth proportional to 4,549.77, 6,824.79 and 2,470.77 is: 3,706.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,549.77 : 6,824.79 = 2,470.77 : x
  2. Step 2: Convert to fraction form
    4,549.77/6,824.79 = 2,470.77/x
  3. Step 3: Cross multiply
    4,549.77x = 6,824.79 × 2,470.77
  4. Step 4: Simplify right side
    4,549.77x = 16,862,486.39
  5. Step 5: Solve for x
    x = 16,862,486.39/4,549.77
  6. Step 6: Final answer
    x = 3,706.23

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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.