Home / 302,612.50-453,787.46-102,879.24

Finding the Fourth Proportional to 302,612.50, 453,787.46 and 102,879.24

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Solution

The fourth proportional to 302,612.50, 453,787.46 and 102,879.24 is: 154,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,612.50 : 453,787.46 = 102,879.24 : x
  2. Step 2: Convert to fraction form
    302,612.50/453,787.46 = 102,879.24/x
  3. Step 3: Cross multiply
    302,612.50x = 453,787.46 × 102,879.24
  4. Step 4: Simplify right side
    302,612.50x = 46,685,309,006.33
  5. Step 5: Solve for x
    x = 46,685,309,006.33/302,612.50
  6. Step 6: Final answer
    x = 154,274.23

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1.5x scale

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.