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Finding the Third Proportional to 72,510,068.53 and 115,005,468.09

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Solution

The third proportional to 72,510,068.53 and 115,005,468.09 is: 182,405,808.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,510,068.53 : 115,005,468.09 = 115,005,468.09 : x
  2. Step 2: Convert to fraction form
    72,510,068.53/115,005,468.09 = 115,005,468.09/x
  3. Step 3: Cross multiply
    72,510,068.53x = 115,005,468.09 × 115,005,468.09
  4. Step 4: Simplify right side
    72,510,068.53x = 13,226,257,691,462,550
  5. Step 5: Solve for x
    x = 13,226,257,691,462,550/72,510,068.53
  6. Step 6: Final answer
    x = 182,405,808.73

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.