Home / 384,768.41-577,152.62-104,285.66

Finding the Fourth Proportional to 384,768.41, 577,152.62 and 104,285.66

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Solution

The fourth proportional to 384,768.41, 577,152.62 and 104,285.66 is: 156,428.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,768.41 : 577,152.62 = 104,285.66 : x
  2. Step 2: Convert to fraction form
    384,768.41/577,152.62 = 104,285.66/x
  3. Step 3: Cross multiply
    384,768.41x = 577,152.62 × 104,285.66
  4. Step 4: Simplify right side
    384,768.41x = 60,188,741,897.43
  5. Step 5: Solve for x
    x = 60,188,741,897.43/384,768.41
  6. Step 6: Final answer
    x = 156,428.49

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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.