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Finding the Third Proportional to 158,609,808.50 and 242,474,557.25

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Solution

The third proportional to 158,609,808.50 and 242,474,557.25 is: 370,682,692.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,609,808.50 : 242,474,557.25 = 242,474,557.25 : x
  2. Step 2: Convert to fraction form
    158,609,808.50/242,474,557.25 = 242,474,557.25/x
  3. Step 3: Cross multiply
    158,609,808.50x = 242,474,557.25 × 242,474,557.25
  4. Step 4: Simplify right side
    158,609,808.50x = 58,793,910,913,583,528
  5. Step 5: Solve for x
    x = 58,793,910,913,583,528/158,609,808.50
  6. Step 6: Final answer
    x = 370,682,692.76

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.