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Finding the Fourth Proportional to 444,666.10, 613,638.57 and 240,716.02

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Solution

The fourth proportional to 444,666.10, 613,638.57 and 240,716.02 is: 332,187.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,666.10 : 613,638.57 = 240,716.02 : x
  2. Step 2: Convert to fraction form
    444,666.10/613,638.57 = 240,716.02/x
  3. Step 3: Cross multiply
    444,666.10x = 613,638.57 × 240,716.02
  4. Step 4: Simplify right side
    444,666.10x = 147,712,634,288.89
  5. Step 5: Solve for x
    x = 147,712,634,288.89/444,666.10
  6. Step 6: Final answer
    x = 332,187.76

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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.