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Finding the Third Proportional to 47,326,759.50 and 72,699,718.50

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Solution

The third proportional to 47,326,759.50 and 72,699,718.50 is: 111,675,701.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,326,759.50 : 72,699,718.50 = 72,699,718.50 : x
  2. Step 2: Convert to fraction form
    47,326,759.50/72,699,718.50 = 72,699,718.50/x
  3. Step 3: Cross multiply
    47,326,759.50x = 72,699,718.50 × 72,699,718.50
  4. Step 4: Simplify right side
    47,326,759.50x = 5,285,249,069,979,242
  5. Step 5: Solve for x
    x = 5,285,249,069,979,242/47,326,759.50
  6. Step 6: Final answer
    x = 111,675,701.57

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.