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Finding the Third Proportional to 197,548,865.50 and 425,439,541

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Solution

The third proportional to 197,548,865.50 and 425,439,541 is: 916,222,943.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,548,865.50 : 425,439,541 = 425,439,541 : x
  2. Step 2: Convert to fraction form
    197,548,865.50/425,439,541 = 425,439,541/x
  3. Step 3: Cross multiply
    197,548,865.50x = 425,439,541 × 425,439,541
  4. Step 4: Simplify right side
    197,548,865.50x = 180,998,803,046,290,688
  5. Step 5: Solve for x
    x = 180,998,803,046,290,688/197,548,865.50
  6. Step 6: Final answer
    x = 916,222,943.56

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.