Home / 408,039.91-563,059.23-226,740.35

Finding the Fourth Proportional to 408,039.91, 563,059.23 and 226,740.35

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Solution

The fourth proportional to 408,039.91, 563,059.23 and 226,740.35 is: 312,881.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,039.91 : 563,059.23 = 226,740.35 : x
  2. Step 2: Convert to fraction form
    408,039.91/563,059.23 = 226,740.35/x
  3. Step 3: Cross multiply
    408,039.91x = 563,059.23 × 226,740.35
  4. Step 4: Simplify right side
    408,039.91x = 127,668,246,880.93
  5. Step 5: Solve for x
    x = 127,668,246,880.93/408,039.91
  6. Step 6: Final answer
    x = 312,881.76

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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.