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Finding the Third Proportional to 5,298,972.75 and 8,404,449.75

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Solution

The third proportional to 5,298,972.75 and 8,404,449.75 is: 13,329,899.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,972.75 : 8,404,449.75 = 8,404,449.75 : x
  2. Step 2: Convert to fraction form
    5,298,972.75/8,404,449.75 = 8,404,449.75/x
  3. Step 3: Cross multiply
    5,298,972.75x = 8,404,449.75 × 8,404,449.75
  4. Step 4: Simplify right side
    5,298,972.75x = 70,634,775,600,275.06
  5. Step 5: Solve for x
    x = 70,634,775,600,275.06/5,298,972.75
  6. Step 6: Final answer
    x = 13,329,899.76

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1.5x scale

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.