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Finding the Fourth Proportional to 233,440.70, 350,270.40 and 115,047.46

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Solution

The fourth proportional to 233,440.70, 350,270.40 and 115,047.46 is: 172,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,440.70 : 350,270.40 = 115,047.46 : x
  2. Step 2: Convert to fraction form
    233,440.70/350,270.40 = 115,047.46/x
  3. Step 3: Cross multiply
    233,440.70x = 350,270.40 × 115,047.46
  4. Step 4: Simplify right side
    233,440.70x = 40,297,717,506.59
  5. Step 5: Solve for x
    x = 40,297,717,506.59/233,440.70
  6. Step 6: Final answer
    x = 172,625.07

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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.