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Finding the Fourth Proportional to 373,076.42, 559,723.55 and 120,351.29

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Solution

The fourth proportional to 373,076.42, 559,723.55 and 120,351.29 is: 180,562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,076.42 : 559,723.55 = 120,351.29 : x
  2. Step 2: Convert to fraction form
    373,076.42/559,723.55 = 120,351.29/x
  3. Step 3: Cross multiply
    373,076.42x = 559,723.55 × 120,351.29
  4. Step 4: Simplify right side
    373,076.42x = 67,363,447,885.51
  5. Step 5: Solve for x
    x = 67,363,447,885.51/373,076.42
  6. Step 6: Final answer
    x = 180,562.06

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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.