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Finding the Fourth Proportional to 372,783.72, 558,773.40 and 183,023.40

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Solution

The fourth proportional to 372,783.72, 558,773.40 and 183,023.40 is: 274,337.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,783.72 : 558,773.40 = 183,023.40 : x
  2. Step 2: Convert to fraction form
    372,783.72/558,773.40 = 183,023.40/x
  3. Step 3: Cross multiply
    372,783.72x = 558,773.40 × 183,023.40
  4. Step 4: Simplify right side
    372,783.72x = 102,268,607,497.56
  5. Step 5: Solve for x
    x = 102,268,607,497.56/372,783.72
  6. Step 6: Final answer
    x = 274,337.64

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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.