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Finding the Third Proportional to 74,396,884.50 and 157,644,153

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Solution

The third proportional to 74,396,884.50 and 157,644,153 is: 334,041,931.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,396,884.50 : 157,644,153 = 157,644,153 : x
  2. Step 2: Convert to fraction form
    74,396,884.50/157,644,153 = 157,644,153/x
  3. Step 3: Cross multiply
    74,396,884.50x = 157,644,153 × 157,644,153
  4. Step 4: Simplify right side
    74,396,884.50x = 24,851,678,975,087,408
  5. Step 5: Solve for x
    x = 24,851,678,975,087,408/74,396,884.50
  6. Step 6: Final answer
    x = 334,041,931.22

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.