Home / 446,380.28-616,141.32-265,121.72

Finding the Fourth Proportional to 446,380.28, 616,141.32 and 265,121.72

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Solution

The fourth proportional to 446,380.28, 616,141.32 and 265,121.72 is: 365,949.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,380.28 : 616,141.32 = 265,121.72 : x
  2. Step 2: Convert to fraction form
    446,380.28/616,141.32 = 265,121.72/x
  3. Step 3: Cross multiply
    446,380.28x = 616,141.32 × 265,121.72
  4. Step 4: Simplify right side
    446,380.28x = 163,352,446,521.47
  5. Step 5: Solve for x
    x = 163,352,446,521.47/446,380.28
  6. Step 6: Final answer
    x = 365,949.07

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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.