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Finding the Third Proportional to 616,998 and 1,352,172

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Solution

The third proportional to 616,998 and 1,352,172 is: 2,963,330.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,998 : 1,352,172 = 1,352,172 : x
  2. Step 2: Convert to fraction form
    616,998/1,352,172 = 1,352,172/x
  3. Step 3: Cross multiply
    616,998x = 1,352,172 × 1,352,172
  4. Step 4: Simplify right side
    616,998x = 1,828,369,117,584
  5. Step 5: Solve for x
    x = 1,828,369,117,584/616,998
  6. Step 6: Final answer
    x = 2,963,330.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.