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Finding the Third Proportional to 41,581,986.75 and 64,641,070.50

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Solution

The third proportional to 41,581,986.75 and 64,641,070.50 is: 100,487,454.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,581,986.75 : 64,641,070.50 = 64,641,070.50 : x
  2. Step 2: Convert to fraction form
    41,581,986.75/64,641,070.50 = 64,641,070.50/x
  3. Step 3: Cross multiply
    41,581,986.75x = 64,641,070.50 × 64,641,070.50
  4. Step 4: Simplify right side
    41,581,986.75x = 4,178,467,995,385,970
  5. Step 5: Solve for x
    x = 4,178,467,995,385,970/41,581,986.75
  6. Step 6: Final answer
    x = 100,487,454.35

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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.