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Finding the Fourth Proportional to 605,365.92, 835,404.93 and 350,864.73

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Solution

The fourth proportional to 605,365.92, 835,404.93 and 350,864.73 is: 484,193.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,365.92 : 835,404.93 = 350,864.73 : x
  2. Step 2: Convert to fraction form
    605,365.92/835,404.93 = 350,864.73/x
  3. Step 3: Cross multiply
    605,365.92x = 835,404.93 × 350,864.73
  4. Step 4: Simplify right side
    605,365.92x = 293,114,125,205.12
  5. Step 5: Solve for x
    x = 293,114,125,205.12/605,365.92
  6. Step 6: Final answer
    x = 484,193.30

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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.