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Finding the Fourth Proportional to 950.84, 1,312.40 and 596.94

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Solution

The fourth proportional to 950.84, 1,312.40 and 596.94 is: 823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    950.84 : 1,312.40 = 596.94 : x
  2. Step 2: Convert to fraction form
    950.84/1,312.40 = 596.94/x
  3. Step 3: Cross multiply
    950.84x = 1,312.40 × 596.94
  4. Step 4: Simplify right side
    950.84x = 783,424.06
  5. Step 5: Solve for x
    x = 783,424.06/950.84
  6. Step 6: Final answer
    x = 823.93

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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.