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Finding the Fourth Proportional to 3,259.95, 4,868.12 and 2,558.75

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Solution

The fourth proportional to 3,259.95, 4,868.12 and 2,558.75 is: 3,821.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,259.95 : 4,868.12 = 2,558.75 : x
  2. Step 2: Convert to fraction form
    3,259.95/4,868.12 = 2,558.75/x
  3. Step 3: Cross multiply
    3,259.95x = 4,868.12 × 2,558.75
  4. Step 4: Simplify right side
    3,259.95x = 12,456,264.92
  5. Step 5: Solve for x
    x = 12,456,264.92/3,259.95
  6. Step 6: Final answer
    x = 3,821.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.