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Finding the Fourth Proportional to 372,450.76, 558,673.16 and 246,653.91

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Solution

The fourth proportional to 372,450.76, 558,673.16 and 246,653.91 is: 369,978.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,450.76 : 558,673.16 = 246,653.91 : x
  2. Step 2: Convert to fraction form
    372,450.76/558,673.16 = 246,653.91/x
  3. Step 3: Cross multiply
    372,450.76x = 558,673.16 × 246,653.91
  4. Step 4: Simplify right side
    372,450.76x = 137,798,918,092.79
  5. Step 5: Solve for x
    x = 137,798,918,092.79/372,450.76
  6. Step 6: Final answer
    x = 369,978.89

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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.