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Finding the Fourth Proportional to 1,732.33, 2,598.49 and 499.74

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Solution

The fourth proportional to 1,732.33, 2,598.49 and 499.74 is: 749.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,732.33 : 2,598.49 = 499.74 : x
  2. Step 2: Convert to fraction form
    1,732.33/2,598.49 = 499.74/x
  3. Step 3: Cross multiply
    1,732.33x = 2,598.49 × 499.74
  4. Step 4: Simplify right side
    1,732.33x = 1,298,569.39
  5. Step 5: Solve for x
    x = 1,298,569.39/1,732.33
  6. Step 6: Final answer
    x = 749.61

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.