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Finding the Fourth Proportional to 404,994.98, 558,923.64 and 232,965.56

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Solution

The fourth proportional to 404,994.98, 558,923.64 and 232,965.56 is: 321,510.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,994.98 : 558,923.64 = 232,965.56 : x
  2. Step 2: Convert to fraction form
    404,994.98/558,923.64 = 232,965.56/x
  3. Step 3: Cross multiply
    404,994.98x = 558,923.64 × 232,965.56
  4. Step 4: Simplify right side
    404,994.98x = 130,209,958,789.84
  5. Step 5: Solve for x
    x = 130,209,958,789.84/404,994.98
  6. Step 6: Final answer
    x = 321,510.06

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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.