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Finding the Fourth Proportional to 590,054.22, 814,267.35 and 335,388.78

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Solution

The fourth proportional to 590,054.22, 814,267.35 and 335,388.78 is: 462,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,054.22 : 814,267.35 = 335,388.78 : x
  2. Step 2: Convert to fraction form
    590,054.22/814,267.35 = 335,388.78/x
  3. Step 3: Cross multiply
    590,054.22x = 814,267.35 × 335,388.78
  4. Step 4: Simplify right side
    590,054.22x = 273,096,133,110.33
  5. Step 5: Solve for x
    x = 273,096,133,110.33/590,054.22
  6. Step 6: Final answer
    x = 462,832.27

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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.