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Finding the Fourth Proportional to 1,062.80, 1,592.70 and 594.36

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Solution

The fourth proportional to 1,062.80, 1,592.70 and 594.36 is: 890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062.80 : 1,592.70 = 594.36 : x
  2. Step 2: Convert to fraction form
    1,062.80/1,592.70 = 594.36/x
  3. Step 3: Cross multiply
    1,062.80x = 1,592.70 × 594.36
  4. Step 4: Simplify right side
    1,062.80x = 946,637.17
  5. Step 5: Solve for x
    x = 946,637.17/1,062.80
  6. Step 6: Final answer
    x = 890.70

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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.