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Finding the Fourth Proportional to 324,050.37, 447,117.87 and 188,005.47

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Solution

The fourth proportional to 324,050.37, 447,117.87 and 188,005.47 is: 259,405.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,050.37 : 447,117.87 = 188,005.47 : x
  2. Step 2: Convert to fraction form
    324,050.37/447,117.87 = 188,005.47/x
  3. Step 3: Cross multiply
    324,050.37x = 447,117.87 × 188,005.47
  4. Step 4: Simplify right side
    324,050.37x = 84,060,605,294.75
  5. Step 5: Solve for x
    x = 84,060,605,294.75/324,050.37
  6. Step 6: Final answer
    x = 259,405.98

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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.