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Finding the Third Proportional to 282,921 and 615,597

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Solution

The third proportional to 282,921 and 615,597 is: 1,339,454.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,921 : 615,597 = 615,597 : x
  2. Step 2: Convert to fraction form
    282,921/615,597 = 615,597/x
  3. Step 3: Cross multiply
    282,921x = 615,597 × 615,597
  4. Step 4: Simplify right side
    282,921x = 378,959,666,409
  5. Step 5: Solve for x
    x = 378,959,666,409/282,921
  6. Step 6: Final answer
    x = 1,339,454.00

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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.