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Finding the Third Proportional to 1,065,750.75 and 2,289,613.50

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Solution

The third proportional to 1,065,750.75 and 2,289,613.50 is: 4,918,908.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,750.75 : 2,289,613.50 = 2,289,613.50 : x
  2. Step 2: Convert to fraction form
    1,065,750.75/2,289,613.50 = 2,289,613.50/x
  3. Step 3: Cross multiply
    1,065,750.75x = 2,289,613.50 × 2,289,613.50
  4. Step 4: Simplify right side
    1,065,750.75x = 5,242,329,979,382.25
  5. Step 5: Solve for x
    x = 5,242,329,979,382.25/1,065,750.75
  6. Step 6: Final answer
    x = 4,918,908.08

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.