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Finding the Fourth Proportional to 577,441.92, 865,933.44 and 222,259.20

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Solution

The fourth proportional to 577,441.92, 865,933.44 and 222,259.20 is: 333,300.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,441.92 : 865,933.44 = 222,259.20 : x
  2. Step 2: Convert to fraction form
    577,441.92/865,933.44 = 222,259.20/x
  3. Step 3: Cross multiply
    577,441.92x = 865,933.44 × 222,259.20
  4. Step 4: Simplify right side
    577,441.92x = 192,461,673,627.65
  5. Step 5: Solve for x
    x = 192,461,673,627.65/577,441.92
  6. Step 6: Final answer
    x = 333,300.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.