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Finding the Fourth Proportional to 3,508,893, 4,842,286.92 and 1,899,261

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Solution

The fourth proportional to 3,508,893, 4,842,286.92 and 1,899,261 is: 2,620,988.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,893 : 4,842,286.92 = 1,899,261 : x
  2. Step 2: Convert to fraction form
    3,508,893/4,842,286.92 = 1,899,261/x
  3. Step 3: Cross multiply
    3,508,893x = 4,842,286.92 × 1,899,261
  4. Step 4: Simplify right side
    3,508,893x = 9,196,766,697,966.12
  5. Step 5: Solve for x
    x = 9,196,766,697,966.12/3,508,893
  6. Step 6: Final answer
    x = 2,620,988.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.