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Finding the Third Proportional to 656,971 and 1,416,488

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Solution

The third proportional to 656,971 and 1,416,488 is: 3,054,074.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,971 : 1,416,488 = 1,416,488 : x
  2. Step 2: Convert to fraction form
    656,971/1,416,488 = 1,416,488/x
  3. Step 3: Cross multiply
    656,971x = 1,416,488 × 1,416,488
  4. Step 4: Simplify right side
    656,971x = 2,006,438,254,144
  5. Step 5: Solve for x
    x = 2,006,438,254,144/656,971
  6. Step 6: Final answer
    x = 3,054,074.31

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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.