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Finding the Fourth Proportional to 239,170.86, 330,007.32 and 181,794.87

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Solution

The fourth proportional to 239,170.86, 330,007.32 and 181,794.87 is: 250,840.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,170.86 : 330,007.32 = 181,794.87 : x
  2. Step 2: Convert to fraction form
    239,170.86/330,007.32 = 181,794.87/x
  3. Step 3: Cross multiply
    239,170.86x = 330,007.32 × 181,794.87
  4. Step 4: Simplify right side
    239,170.86x = 59,993,637,838.45
  5. Step 5: Solve for x
    x = 59,993,637,838.45/239,170.86
  6. Step 6: Final answer
    x = 250,840.08

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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.