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Finding the Fourth Proportional to 350,754.78, 483,718.80 and 229,852.16

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Solution

The fourth proportional to 350,754.78, 483,718.80 and 229,852.16 is: 316,984.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,754.78 : 483,718.80 = 229,852.16 : x
  2. Step 2: Convert to fraction form
    350,754.78/483,718.80 = 229,852.16/x
  3. Step 3: Cross multiply
    350,754.78x = 483,718.80 × 229,852.16
  4. Step 4: Simplify right side
    350,754.78x = 111,183,808,594.01
  5. Step 5: Solve for x
    x = 111,183,808,594.01/350,754.78
  6. Step 6: Final answer
    x = 316,984.44

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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.