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Finding the Fourth Proportional to 1,595.84, 2,202.68 and 966.74

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Solution

The fourth proportional to 1,595.84, 2,202.68 and 966.74 is: 1,334.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.84 : 2,202.68 = 966.74 : x
  2. Step 2: Convert to fraction form
    1,595.84/2,202.68 = 966.74/x
  3. Step 3: Cross multiply
    1,595.84x = 2,202.68 × 966.74
  4. Step 4: Simplify right side
    1,595.84x = 2,129,418.86
  5. Step 5: Solve for x
    x = 2,129,418.86/1,595.84
  6. Step 6: Final answer
    x = 1,334.36

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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.