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Finding the Fourth Proportional to 377,523.34, 520,982.03 and 207,757.46

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Solution

The fourth proportional to 377,523.34, 520,982.03 and 207,757.46 is: 286,705.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,523.34 : 520,982.03 = 207,757.46 : x
  2. Step 2: Convert to fraction form
    377,523.34/520,982.03 = 207,757.46/x
  3. Step 3: Cross multiply
    377,523.34x = 520,982.03 × 207,757.46
  4. Step 4: Simplify right side
    377,523.34x = 108,237,905,080.29
  5. Step 5: Solve for x
    x = 108,237,905,080.29/377,523.34
  6. Step 6: Final answer
    x = 286,705.20

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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.