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Finding the Fourth Proportional to 1,753.11, 2,629.35 and 583.13

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Solution

The fourth proportional to 1,753.11, 2,629.35 and 583.13 is: 874.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753.11 : 2,629.35 = 583.13 : x
  2. Step 2: Convert to fraction form
    1,753.11/2,629.35 = 583.13/x
  3. Step 3: Cross multiply
    1,753.11x = 2,629.35 × 583.13
  4. Step 4: Simplify right side
    1,753.11x = 1,533,259.44
  5. Step 5: Solve for x
    x = 1,533,259.44/1,753.11
  6. Step 6: Final answer
    x = 874.59

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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.