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Finding the Fourth Proportional to 445,348.26, 614,564.13 and 241,394.80

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Solution

The fourth proportional to 445,348.26, 614,564.13 and 241,394.80 is: 333,115.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,348.26 : 614,564.13 = 241,394.80 : x
  2. Step 2: Convert to fraction form
    445,348.26/614,564.13 = 241,394.80/x
  3. Step 3: Cross multiply
    445,348.26x = 614,564.13 × 241,394.80
  4. Step 4: Simplify right side
    445,348.26x = 148,352,582,806.88
  5. Step 5: Solve for x
    x = 148,352,582,806.88/445,348.26
  6. Step 6: Final answer
    x = 333,115.89

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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.