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Finding the Fourth Proportional to 1,532.74, 2,298.63 and 506.50

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Solution

The fourth proportional to 1,532.74, 2,298.63 and 506.50 is: 759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.74 : 2,298.63 = 506.50 : x
  2. Step 2: Convert to fraction form
    1,532.74/2,298.63 = 506.50/x
  3. Step 3: Cross multiply
    1,532.74x = 2,298.63 × 506.50
  4. Step 4: Simplify right side
    1,532.74x = 1,164,256.10
  5. Step 5: Solve for x
    x = 1,164,256.10/1,532.74
  6. Step 6: Final answer
    x = 759.59

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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.