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Finding the Fourth Proportional to 241,809.20, 362,713.80 and 217,314.80

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Solution

The fourth proportional to 241,809.20, 362,713.80 and 217,314.80 is: 325,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,809.20 : 362,713.80 = 217,314.80 : x
  2. Step 2: Convert to fraction form
    241,809.20/362,713.80 = 217,314.80/x
  3. Step 3: Cross multiply
    241,809.20x = 362,713.80 × 217,314.80
  4. Step 4: Simplify right side
    241,809.20x = 78,823,076,904.24
  5. Step 5: Solve for x
    x = 78,823,076,904.24/241,809.20
  6. Step 6: Final answer
    x = 325,972.20

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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.