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Finding the Fourth Proportional to 1,341.28, 2,010.52 and 463.52

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Solution

The fourth proportional to 1,341.28, 2,010.52 and 463.52 is: 694.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.28 : 2,010.52 = 463.52 : x
  2. Step 2: Convert to fraction form
    1,341.28/2,010.52 = 463.52/x
  3. Step 3: Cross multiply
    1,341.28x = 2,010.52 × 463.52
  4. Step 4: Simplify right side
    1,341.28x = 931,916.23
  5. Step 5: Solve for x
    x = 931,916.23/1,341.28
  6. Step 6: Final answer
    x = 694.80

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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.