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Finding the Fourth Proportional to 5,868.45, 8,803.07 and 1,708.49

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Solution

The fourth proportional to 5,868.45, 8,803.07 and 1,708.49 is: 2,562.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.45 : 8,803.07 = 1,708.49 : x
  2. Step 2: Convert to fraction form
    5,868.45/8,803.07 = 1,708.49/x
  3. Step 3: Cross multiply
    5,868.45x = 8,803.07 × 1,708.49
  4. Step 4: Simplify right side
    5,868.45x = 15,039,957.06
  5. Step 5: Solve for x
    x = 15,039,957.06/5,868.45
  6. Step 6: Final answer
    x = 2,562.85

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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.