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Finding the Fourth Proportional to 269,320.40, 377,748.40 and 269,320.40

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Solution

The fourth proportional to 269,320.40, 377,748.40 and 269,320.40 is: 377,748.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,320.40 : 377,748.40 = 269,320.40 : x
  2. Step 2: Convert to fraction form
    269,320.40/377,748.40 = 269,320.40/x
  3. Step 3: Cross multiply
    269,320.40x = 377,748.40 × 269,320.40
  4. Step 4: Simplify right side
    269,320.40x = 101,735,350,187.36
  5. Step 5: Solve for x
    x = 101,735,350,187.36/269,320.40
  6. Step 6: Final answer
    x = 377,748.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.