Home / 314,836.92-434,490.32-177,059.20

Finding the Fourth Proportional to 314,836.92, 434,490.32 and 177,059.20

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Solution

The fourth proportional to 314,836.92, 434,490.32 and 177,059.20 is: 244,350.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,836.92 : 434,490.32 = 177,059.20 : x
  2. Step 2: Convert to fraction form
    314,836.92/434,490.32 = 177,059.20/x
  3. Step 3: Cross multiply
    314,836.92x = 434,490.32 × 177,059.20
  4. Step 4: Simplify right side
    314,836.92x = 76,930,508,466.94
  5. Step 5: Solve for x
    x = 76,930,508,466.94/314,836.92
  6. Step 6: Final answer
    x = 244,350.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.