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Finding the Fourth Proportional to 444,918.69, 614,019.29 and 253,960.79

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Solution

The fourth proportional to 444,918.69, 614,019.29 and 253,960.79 is: 350,483.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,918.69 : 614,019.29 = 253,960.79 : x
  2. Step 2: Convert to fraction form
    444,918.69/614,019.29 = 253,960.79/x
  3. Step 3: Cross multiply
    444,918.69x = 614,019.29 × 253,960.79
  4. Step 4: Simplify right side
    444,918.69x = 155,936,819,623.74
  5. Step 5: Solve for x
    x = 155,936,819,623.74/444,918.69
  6. Step 6: Final answer
    x = 350,483.86

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1.5x scale

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.