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Finding the Third Proportional to 1,999,584 and 4,318,560

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Solution

The third proportional to 1,999,584 and 4,318,560 is: 9,326,920.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,584 : 4,318,560 = 4,318,560 : x
  2. Step 2: Convert to fraction form
    1,999,584/4,318,560 = 4,318,560/x
  3. Step 3: Cross multiply
    1,999,584x = 4,318,560 × 4,318,560
  4. Step 4: Simplify right side
    1,999,584x = 18,649,960,473,600
  5. Step 5: Solve for x
    x = 18,649,960,473,600/1,999,584
  6. Step 6: Final answer
    x = 9,326,920.24

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.