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Finding the Fourth Proportional to 950.68, 1,312.32 and 596.62

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Solution

The fourth proportional to 950.68, 1,312.32 and 596.62 is: 823.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.68 : 1,312.32 = 596.62 : x
  2. Step 2: Convert to fraction form
    950.68/1,312.32 = 596.62/x
  3. Step 3: Cross multiply
    950.68x = 1,312.32 × 596.62
  4. Step 4: Simplify right side
    950.68x = 782,956.36
  5. Step 5: Solve for x
    x = 782,956.36/950.68
  6. Step 6: Final answer
    x = 823.58

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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.