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Finding the Third Proportional to 54,879,869.25 and 85,026,226.50

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Solution

The third proportional to 54,879,869.25 and 85,026,226.50 is: 131,732,442.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,879,869.25 : 85,026,226.50 = 85,026,226.50 : x
  2. Step 2: Convert to fraction form
    54,879,869.25/85,026,226.50 = 85,026,226.50/x
  3. Step 3: Cross multiply
    54,879,869.25x = 85,026,226.50 × 85,026,226.50
  4. Step 4: Simplify right side
    54,879,869.25x = 7,229,459,192,829,302
  5. Step 5: Solve for x
    x = 7,229,459,192,829,302/54,879,869.25
  6. Step 6: Final answer
    x = 131,732,442.00

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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.