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Finding the Fourth Proportional to 633,351.82, 873,507.63 and 451,743.34

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Solution

The fourth proportional to 633,351.82, 873,507.63 and 451,743.34 is: 623,036.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,351.82 : 873,507.63 = 451,743.34 : x
  2. Step 2: Convert to fraction form
    633,351.82/873,507.63 = 451,743.34/x
  3. Step 3: Cross multiply
    633,351.82x = 873,507.63 × 451,743.34
  4. Step 4: Simplify right side
    633,351.82x = 394,601,254,291.68
  5. Step 5: Solve for x
    x = 394,601,254,291.68/633,351.82
  6. Step 6: Final answer
    x = 623,036.43

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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.