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Finding the Fourth Proportional to 444,605.22, 613,613.61 and 253,574.82

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Solution

The fourth proportional to 444,605.22, 613,613.61 and 253,574.82 is: 349,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,605.22 : 613,613.61 = 253,574.82 : x
  2. Step 2: Convert to fraction form
    444,605.22/613,613.61 = 253,574.82/x
  3. Step 3: Cross multiply
    444,605.22x = 613,613.61 × 253,574.82
  4. Step 4: Simplify right side
    444,605.22x = 155,596,960,705.30
  5. Step 5: Solve for x
    x = 155,596,960,705.30/444,605.22
  6. Step 6: Final answer
    x = 349,966.56

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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.