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Finding the Fourth Proportional to 5,838.75, 8,758.13 and 1,943.46

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Solution

The fourth proportional to 5,838.75, 8,758.13 and 1,943.46 is: 2,915.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,838.75 : 8,758.13 = 1,943.46 : x
  2. Step 2: Convert to fraction form
    5,838.75/8,758.13 = 1,943.46/x
  3. Step 3: Cross multiply
    5,838.75x = 8,758.13 × 1,943.46
  4. Step 4: Simplify right side
    5,838.75x = 17,021,065.61
  5. Step 5: Solve for x
    x = 17,021,065.61/5,838.75
  6. Step 6: Final answer
    x = 2,915.19

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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.