Home / 389,736.96-584,666.56-165,097.92

Finding the Fourth Proportional to 389,736.96, 584,666.56 and 165,097.92

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Solution

The fourth proportional to 389,736.96, 584,666.56 and 165,097.92 is: 247,672.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    389,736.96 : 584,666.56 = 165,097.92 : x
  2. Step 2: Convert to fraction form
    389,736.96/584,666.56 = 165,097.92/x
  3. Step 3: Cross multiply
    389,736.96x = 584,666.56 × 165,097.92
  4. Step 4: Simplify right side
    389,736.96x = 96,527,232,949.56
  5. Step 5: Solve for x
    x = 96,527,232,949.56/389,736.96
  6. Step 6: Final answer
    x = 247,672.77

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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.