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Finding the Third Proportional to 269,068 and 585,428

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Solution

The third proportional to 269,068 and 585,428 is: 1,273,752.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,068 : 585,428 = 585,428 : x
  2. Step 2: Convert to fraction form
    269,068/585,428 = 585,428/x
  3. Step 3: Cross multiply
    269,068x = 585,428 × 585,428
  4. Step 4: Simplify right side
    269,068x = 342,725,943,184
  5. Step 5: Solve for x
    x = 342,725,943,184/269,068
  6. Step 6: Final answer
    x = 1,273,752.15

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.