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Finding the Third Proportional to 3,030,687 and 4,705,402.50

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Solution

The third proportional to 3,030,687 and 4,705,402.50 is: 7,305,542.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030,687 : 4,705,402.50 = 4,705,402.50 : x
  2. Step 2: Convert to fraction form
    3,030,687/4,705,402.50 = 4,705,402.50/x
  3. Step 3: Cross multiply
    3,030,687x = 4,705,402.50 × 4,705,402.50
  4. Step 4: Simplify right side
    3,030,687x = 22,140,812,687,006.25
  5. Step 5: Solve for x
    x = 22,140,812,687,006.25/3,030,687
  6. Step 6: Final answer
    x = 7,305,542.50

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.