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Finding the Fourth Proportional to 293,878.49, 405,596.65 and 179,223.65

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Solution

The fourth proportional to 293,878.49, 405,596.65 and 179,223.65 is: 247,355.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,878.49 : 405,596.65 = 179,223.65 : x
  2. Step 2: Convert to fraction form
    293,878.49/405,596.65 = 179,223.65/x
  3. Step 3: Cross multiply
    293,878.49x = 405,596.65 × 179,223.65
  4. Step 4: Simplify right side
    293,878.49x = 72,692,512,040.77
  5. Step 5: Solve for x
    x = 72,692,512,040.77/293,878.49
  6. Step 6: Final answer
    x = 247,355.67

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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.