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Finding the Third Proportional to 987,444 and 1,323,702

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Solution

The third proportional to 987,444 and 1,323,702 is: 1,774,467.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,444 : 1,323,702 = 1,323,702 : x
  2. Step 2: Convert to fraction form
    987,444/1,323,702 = 1,323,702/x
  3. Step 3: Cross multiply
    987,444x = 1,323,702 × 1,323,702
  4. Step 4: Simplify right side
    987,444x = 1,752,186,984,804
  5. Step 5: Solve for x
    x = 1,752,186,984,804/987,444
  6. Step 6: Final answer
    x = 1,774,467.19

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Why These Related Problems?

These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.