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Finding the Fourth Proportional to 362,176.60, 499,803.31 and 201,031.26

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Solution

The fourth proportional to 362,176.60, 499,803.31 and 201,031.26 is: 277,422.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,176.60 : 499,803.31 = 201,031.26 : x
  2. Step 2: Convert to fraction form
    362,176.60/499,803.31 = 201,031.26/x
  3. Step 3: Cross multiply
    362,176.60x = 499,803.31 × 201,031.26
  4. Step 4: Simplify right side
    362,176.60x = 100,476,089,998.46
  5. Step 5: Solve for x
    x = 100,476,089,998.46/362,176.60
  6. Step 6: Final answer
    x = 277,422.92

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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.