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Finding the Fourth Proportional to 5,868.34, 8,803.50 and 2,170.58

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Solution

The fourth proportional to 5,868.34, 8,803.50 and 2,170.58 is: 3,256.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.34 : 8,803.50 = 2,170.58 : x
  2. Step 2: Convert to fraction form
    5,868.34/8,803.50 = 2,170.58/x
  3. Step 3: Cross multiply
    5,868.34x = 8,803.50 × 2,170.58
  4. Step 4: Simplify right side
    5,868.34x = 19,108,701.03
  5. Step 5: Solve for x
    x = 19,108,701.03/5,868.34
  6. Step 6: Final answer
    x = 3,256.24

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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.