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Finding the Fourth Proportional to 233,722.80, 350,584.20 and 144,687.60

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Solution

The fourth proportional to 233,722.80, 350,584.20 and 144,687.60 is: 217,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,722.80 : 350,584.20 = 144,687.60 : x
  2. Step 2: Convert to fraction form
    233,722.80/350,584.20 = 144,687.60/x
  3. Step 3: Cross multiply
    233,722.80x = 350,584.20 × 144,687.60
  4. Step 4: Simplify right side
    233,722.80x = 50,725,186,495.92
  5. Step 5: Solve for x
    x = 50,725,186,495.92/233,722.80
  6. Step 6: Final answer
    x = 217,031.40

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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.