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Finding the Third Proportional to 630,585 and 976,860

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Solution

The third proportional to 630,585 and 976,860 is: 1,513,286.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,585 : 976,860 = 976,860 : x
  2. Step 2: Convert to fraction form
    630,585/976,860 = 976,860/x
  3. Step 3: Cross multiply
    630,585x = 976,860 × 976,860
  4. Step 4: Simplify right side
    630,585x = 954,255,459,600
  5. Step 5: Solve for x
    x = 954,255,459,600/630,585
  6. Step 6: Final answer
    x = 1,513,286.01

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.