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Finding the Third Proportional to 438,788 and 958,792

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Solution

The third proportional to 438,788 and 958,792 is: 2,095,048.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,788 : 958,792 = 958,792 : x
  2. Step 2: Convert to fraction form
    438,788/958,792 = 958,792/x
  3. Step 3: Cross multiply
    438,788x = 958,792 × 958,792
  4. Step 4: Simplify right side
    438,788x = 919,282,099,264
  5. Step 5: Solve for x
    x = 919,282,099,264/438,788
  6. Step 6: Final answer
    x = 2,095,048.40

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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.