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Finding the Fourth Proportional to 417,236.54, 575,786.75 and 226,249.93

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Solution

The fourth proportional to 417,236.54, 575,786.75 and 226,249.93 is: 312,225.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,236.54 : 575,786.75 = 226,249.93 : x
  2. Step 2: Convert to fraction form
    417,236.54/575,786.75 = 226,249.93/x
  3. Step 3: Cross multiply
    417,236.54x = 575,786.75 × 226,249.93
  4. Step 4: Simplify right side
    417,236.54x = 130,271,714,999.30
  5. Step 5: Solve for x
    x = 130,271,714,999.30/417,236.54
  6. Step 6: Final answer
    x = 312,225.08

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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.