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Finding the Fourth Proportional to 950.04, 1,310.72 and 576.38

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Solution

The fourth proportional to 950.04, 1,310.72 and 576.38 is: 795.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.04 : 1,310.72 = 576.38 : x
  2. Step 2: Convert to fraction form
    950.04/1,310.72 = 576.38/x
  3. Step 3: Cross multiply
    950.04x = 1,310.72 × 576.38
  4. Step 4: Simplify right side
    950.04x = 755,467.68
  5. Step 5: Solve for x
    x = 755,467.68/950.04
  6. Step 6: Final answer
    x = 795.20

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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.