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Finding the Fourth Proportional to 866.04, 1,195.18 and 473.06

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Solution

The fourth proportional to 866.04, 1,195.18 and 473.06 is: 652.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    866.04 : 1,195.18 = 473.06 : x
  2. Step 2: Convert to fraction form
    866.04/1,195.18 = 473.06/x
  3. Step 3: Cross multiply
    866.04x = 1,195.18 × 473.06
  4. Step 4: Simplify right side
    866.04x = 565,391.85
  5. Step 5: Solve for x
    x = 565,391.85/866.04
  6. Step 6: Final answer
    x = 652.85

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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.