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Finding the Fourth Proportional to 1,752.57, 2,627.08 and 1,136.67

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Solution

The fourth proportional to 1,752.57, 2,627.08 and 1,136.67 is: 1,703.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752.57 : 2,627.08 = 1,136.67 : x
  2. Step 2: Convert to fraction form
    1,752.57/2,627.08 = 1,136.67/x
  3. Step 3: Cross multiply
    1,752.57x = 2,627.08 × 1,136.67
  4. Step 4: Simplify right side
    1,752.57x = 2,986,123.02
  5. Step 5: Solve for x
    x = 2,986,123.02/1,752.57
  6. Step 6: Final answer
    x = 1,703.85

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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.