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Finding the Third Proportional to 215,346,235.50 and 469,671,372

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Solution

The third proportional to 215,346,235.50 and 469,671,372 is: 1,024,355,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,346,235.50 : 469,671,372 = 469,671,372 : x
  2. Step 2: Convert to fraction form
    215,346,235.50/469,671,372 = 469,671,372/x
  3. Step 3: Cross multiply
    215,346,235.50x = 469,671,372 × 469,671,372
  4. Step 4: Simplify right side
    215,346,235.50x = 220,591,197,676,362,368
  5. Step 5: Solve for x
    x = 220,591,197,676,362,368/215,346,235.50
  6. Step 6: Final answer
    x = 1,024,355,950.15

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.