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Finding the Fourth Proportional to 1,034.05, 1,427.03 and 592

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Solution

The fourth proportional to 1,034.05, 1,427.03 and 592 is: 816.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034.05 : 1,427.03 = 592 : x
  2. Step 2: Convert to fraction form
    1,034.05/1,427.03 = 592/x
  3. Step 3: Cross multiply
    1,034.05x = 1,427.03 × 592
  4. Step 4: Simplify right side
    1,034.05x = 844,801.76
  5. Step 5: Solve for x
    x = 844,801.76/1,034.05
  6. Step 6: Final answer
    x = 816.98

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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.