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Finding the Fourth Proportional to 417,247.70, 575,801.83 and 226,261.24

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Solution

The fourth proportional to 417,247.70, 575,801.83 and 226,261.24 is: 312,240.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,247.70 : 575,801.83 = 226,261.24 : x
  2. Step 2: Convert to fraction form
    417,247.70/575,801.83 = 226,261.24/x
  3. Step 3: Cross multiply
    417,247.70x = 575,801.83 × 226,261.24
  4. Step 4: Simplify right side
    417,247.70x = 130,281,636,859.56
  5. Step 5: Solve for x
    x = 130,281,636,859.56/417,247.70
  6. Step 6: Final answer
    x = 312,240.51

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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.