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Finding the Third Proportional to 580,482 and 879,486

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Solution

The third proportional to 580,482 and 879,486 is: 1,332,505.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,482 : 879,486 = 879,486 : x
  2. Step 2: Convert to fraction form
    580,482/879,486 = 879,486/x
  3. Step 3: Cross multiply
    580,482x = 879,486 × 879,486
  4. Step 4: Simplify right side
    580,482x = 773,495,624,196
  5. Step 5: Solve for x
    x = 773,495,624,196/580,482
  6. Step 6: Final answer
    x = 1,332,505.79

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.