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Finding the Fourth Proportional to 1,753.72, 2,630.98 and 583.64

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Solution

The fourth proportional to 1,753.72, 2,630.98 and 583.64 is: 875.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.72 : 2,630.98 = 583.64 : x
  2. Step 2: Convert to fraction form
    1,753.72/2,630.98 = 583.64/x
  3. Step 3: Cross multiply
    1,753.72x = 2,630.98 × 583.64
  4. Step 4: Simplify right side
    1,753.72x = 1,535,545.17
  5. Step 5: Solve for x
    x = 1,535,545.17/1,753.72
  6. Step 6: Final answer
    x = 875.59

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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.