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Finding the Fourth Proportional to 370,771.88, 511,719.75 and 234,818.46

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Solution

The fourth proportional to 370,771.88, 511,719.75 and 234,818.46 is: 324,084.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,771.88 : 511,719.75 = 234,818.46 : x
  2. Step 2: Convert to fraction form
    370,771.88/511,719.75 = 234,818.46/x
  3. Step 3: Cross multiply
    370,771.88x = 511,719.75 × 234,818.46
  4. Step 4: Simplify right side
    370,771.88x = 120,161,243,646.59
  5. Step 5: Solve for x
    x = 120,161,243,646.59/370,771.88
  6. Step 6: Final answer
    x = 324,084.03

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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.