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Finding the Third Proportional to 47,203,479 and 72,901,822.50

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Solution

The third proportional to 47,203,479 and 72,901,822.50 is: 112,590,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,203,479 : 72,901,822.50 = 72,901,822.50 : x
  2. Step 2: Convert to fraction form
    47,203,479/72,901,822.50 = 72,901,822.50/x
  3. Step 3: Cross multiply
    47,203,479x = 72,901,822.50 × 72,901,822.50
  4. Step 4: Simplify right side
    47,203,479x = 5,314,675,723,821,506
  5. Step 5: Solve for x
    x = 5,314,675,723,821,506/47,203,479
  6. Step 6: Final answer
    x = 112,590,763.15

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.