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Finding the Fourth Proportional to 2,652.93, 3,660.87 and 1,458.00

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Solution

The fourth proportional to 2,652.93, 3,660.87 and 1,458.00 is: 2,011.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,652.93 : 3,660.87 = 1,458.00 : x
  2. Step 2: Convert to fraction form
    2,652.93/3,660.87 = 1,458.00/x
  3. Step 3: Cross multiply
    2,652.93x = 3,660.87 × 1,458.00
  4. Step 4: Simplify right side
    2,652.93x = 5,337,560.37
  5. Step 5: Solve for x
    x = 5,337,560.37/2,652.93
  6. Step 6: Final answer
    x = 2,011.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.