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Finding the Third Proportional to 1,894,989 and 2,915,674

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Solution

The third proportional to 1,894,989 and 2,915,674 is: 4,486,123.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,894,989 : 2,915,674 = 2,915,674 : x
  2. Step 2: Convert to fraction form
    1,894,989/2,915,674 = 2,915,674/x
  3. Step 3: Cross multiply
    1,894,989x = 2,915,674 × 2,915,674
  4. Step 4: Simplify right side
    1,894,989x = 8,501,154,874,276
  5. Step 5: Solve for x
    x = 8,501,154,874,276/1,894,989
  6. Step 6: Final answer
    x = 4,486,123.60

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.