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Finding the Third Proportional to 745,697 and 1,118,627

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Solution

The third proportional to 745,697 and 1,118,627 is: 1,678,062.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,697 : 1,118,627 = 1,118,627 : x
  2. Step 2: Convert to fraction form
    745,697/1,118,627 = 1,118,627/x
  3. Step 3: Cross multiply
    745,697x = 1,118,627 × 1,118,627
  4. Step 4: Simplify right side
    745,697x = 1,251,326,365,129
  5. Step 5: Solve for x
    x = 1,251,326,365,129/745,697
  6. Step 6: Final answer
    x = 1,678,062.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.