Home / 354,314.52-531,724.50-196,669.08

Finding the Fourth Proportional to 354,314.52, 531,724.50 and 196,669.08

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Solution

The fourth proportional to 354,314.52, 531,724.50 and 196,669.08 is: 295,143.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,314.52 : 531,724.50 = 196,669.08 : x
  2. Step 2: Convert to fraction form
    354,314.52/531,724.50 = 196,669.08/x
  3. Step 3: Cross multiply
    354,314.52x = 531,724.50 × 196,669.08
  4. Step 4: Simplify right side
    354,314.52x = 104,573,768,228.46
  5. Step 5: Solve for x
    x = 104,573,768,228.46/354,314.52
  6. Step 6: Final answer
    x = 295,143.90

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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.