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Finding the Third Proportional to 713,240 and 1,554,424

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Solution

The third proportional to 713,240 and 1,554,424 is: 3,387,687.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,240 : 1,554,424 = 1,554,424 : x
  2. Step 2: Convert to fraction form
    713,240/1,554,424 = 1,554,424/x
  3. Step 3: Cross multiply
    713,240x = 1,554,424 × 1,554,424
  4. Step 4: Simplify right side
    713,240x = 2,416,233,971,776
  5. Step 5: Solve for x
    x = 2,416,233,971,776/713,240
  6. Step 6: Final answer
    x = 3,387,687.13

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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.