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Finding the Third Proportional to 338,352 and 720,594

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Solution

The third proportional to 338,352 and 720,594 is: 1,534,661.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,352 : 720,594 = 720,594 : x
  2. Step 2: Convert to fraction form
    338,352/720,594 = 720,594/x
  3. Step 3: Cross multiply
    338,352x = 720,594 × 720,594
  4. Step 4: Simplify right side
    338,352x = 519,255,712,836
  5. Step 5: Solve for x
    x = 519,255,712,836/338,352
  6. Step 6: Final answer
    x = 1,534,661.28

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.