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Finding the Fourth Proportional to 692.92, 1,037.52 and 508.24

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Solution

The fourth proportional to 692.92, 1,037.52 and 508.24 is: 761.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    692.92 : 1,037.52 = 508.24 : x
  2. Step 2: Convert to fraction form
    692.92/1,037.52 = 508.24/x
  3. Step 3: Cross multiply
    692.92x = 1,037.52 × 508.24
  4. Step 4: Simplify right side
    692.92x = 527,309.16
  5. Step 5: Solve for x
    x = 527,309.16/692.92
  6. Step 6: Final answer
    x = 761.00

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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.