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Finding the Fourth Proportional to 444,598.25, 613,545.62 and 243,394.25

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Solution

The fourth proportional to 444,598.25, 613,545.62 and 243,394.25 is: 335,884.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,598.25 : 613,545.62 = 243,394.25 : x
  2. Step 2: Convert to fraction form
    444,598.25/613,545.62 = 243,394.25/x
  3. Step 3: Cross multiply
    444,598.25x = 613,545.62 × 243,394.25
  4. Step 4: Simplify right side
    444,598.25x = 149,333,476,020.69
  5. Step 5: Solve for x
    x = 149,333,476,020.69/444,598.25
  6. Step 6: Final answer
    x = 335,884.08

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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.