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Finding the Third Proportional to 25,062,779.25 and 39,879,808.88

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Solution

The third proportional to 25,062,779.25 and 39,879,808.88 is: 63,456,615.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,062,779.25 : 39,879,808.88 = 39,879,808.88 : x
  2. Step 2: Convert to fraction form
    25,062,779.25/39,879,808.88 = 39,879,808.88/x
  3. Step 3: Cross multiply
    25,062,779.25x = 39,879,808.88 × 39,879,808.88
  4. Step 4: Simplify right side
    25,062,779.25x = 1,590,399,155,906,528.75
  5. Step 5: Solve for x
    x = 1,590,399,155,906,528.75/25,062,779.25
  6. Step 6: Final answer
    x = 63,456,615.89

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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.