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Finding the Fourth Proportional to 2,741,398.03, 4,109,038.49 and 1,143,430.03

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Solution

The fourth proportional to 2,741,398.03, 4,109,038.49 and 1,143,430.03 is: 1,713,869.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741,398.03 : 4,109,038.49 = 1,143,430.03 : x
  2. Step 2: Convert to fraction form
    2,741,398.03/4,109,038.49 = 1,143,430.03/x
  3. Step 3: Cross multiply
    2,741,398.03x = 4,109,038.49 × 1,143,430.03
  4. Step 4: Simplify right side
    2,741,398.03x = 4,698,397,998,174.70
  5. Step 5: Solve for x
    x = 4,698,397,998,174.70/2,741,398.03
  6. Step 6: Final answer
    x = 1,713,869.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.