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Finding the Third Proportional to 284,804 and 615,292

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Solution

The third proportional to 284,804 and 615,292 is: 1,329,279.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,804 : 615,292 = 615,292 : x
  2. Step 2: Convert to fraction form
    284,804/615,292 = 615,292/x
  3. Step 3: Cross multiply
    284,804x = 615,292 × 615,292
  4. Step 4: Simplify right side
    284,804x = 378,584,245,264
  5. Step 5: Solve for x
    x = 378,584,245,264/284,804
  6. Step 6: Final answer
    x = 1,329,279.94

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.