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Finding the Third Proportional to 668,837 and 1,010,386

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Solution

The third proportional to 668,837 and 1,010,386 is: 1,526,350.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,837 : 1,010,386 = 1,010,386 : x
  2. Step 2: Convert to fraction form
    668,837/1,010,386 = 1,010,386/x
  3. Step 3: Cross multiply
    668,837x = 1,010,386 × 1,010,386
  4. Step 4: Simplify right side
    668,837x = 1,020,879,868,996
  5. Step 5: Solve for x
    x = 1,020,879,868,996/668,837
  6. Step 6: Final answer
    x = 1,526,350.77

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.