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Finding the Third Proportional to 1,874,700 and 2,799,780.75

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Solution

The third proportional to 1,874,700 and 2,799,780.75 is: 4,181,347.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,700 : 2,799,780.75 = 2,799,780.75 : x
  2. Step 2: Convert to fraction form
    1,874,700/2,799,780.75 = 2,799,780.75/x
  3. Step 3: Cross multiply
    1,874,700x = 2,799,780.75 × 2,799,780.75
  4. Step 4: Simplify right side
    1,874,700x = 7,838,772,248,070.56
  5. Step 5: Solve for x
    x = 7,838,772,248,070.56/1,874,700
  6. Step 6: Final answer
    x = 4,181,347.55

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.