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Finding the Third Proportional to 336,688 and 736,718

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Solution

The third proportional to 336,688 and 736,718 is: 1,612,036.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,688 : 736,718 = 736,718 : x
  2. Step 2: Convert to fraction form
    336,688/736,718 = 736,718/x
  3. Step 3: Cross multiply
    336,688x = 736,718 × 736,718
  4. Step 4: Simplify right side
    336,688x = 542,753,411,524
  5. Step 5: Solve for x
    x = 542,753,411,524/336,688
  6. Step 6: Final answer
    x = 1,612,036.70

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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.