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Finding the Third Proportional to 161,514 and 240,692.77

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Solution

The third proportional to 161,514 and 240,692.77 is: 358,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,514 : 240,692.77 = 240,692.77 : x
  2. Step 2: Convert to fraction form
    161,514/240,692.77 = 240,692.77/x
  3. Step 3: Cross multiply
    161,514x = 240,692.77 × 240,692.77
  4. Step 4: Simplify right side
    161,514x = 57,933,007,424.21
  5. Step 5: Solve for x
    x = 57,933,007,424.21/161,514
  6. Step 6: Final answer
    x = 358,687.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.