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Finding the Fourth Proportional to 2,533, 3,495.54 and 1,429

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Solution

The fourth proportional to 2,533, 3,495.54 and 1,429 is: 1,972.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,533 : 3,495.54 = 1,429 : x
  2. Step 2: Convert to fraction form
    2,533/3,495.54 = 1,429/x
  3. Step 3: Cross multiply
    2,533x = 3,495.54 × 1,429
  4. Step 4: Simplify right side
    2,533x = 4,995,126.66
  5. Step 5: Solve for x
    x = 4,995,126.66/2,533
  6. Step 6: Final answer
    x = 1,972.02

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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.