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Finding the Third Proportional to 1,705,809.38 and 3,710,556

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Solution

The third proportional to 1,705,809.38 and 3,710,556 is: 8,071,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,809.38 : 3,710,556 = 3,710,556 : x
  2. Step 2: Convert to fraction form
    1,705,809.38/3,710,556 = 3,710,556/x
  3. Step 3: Cross multiply
    1,705,809.38x = 3,710,556 × 3,710,556
  4. Step 4: Simplify right side
    1,705,809.38x = 13,768,225,829,136
  5. Step 5: Solve for x
    x = 13,768,225,829,136/1,705,809.38
  6. Step 6: Final answer
    x = 8,071,374.23

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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.