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Finding the Fourth Proportional to 423,586.32, 584,558.64 and 232,600.56

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Solution

The fourth proportional to 423,586.32, 584,558.64 and 232,600.56 is: 320,994.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    423,586.32 : 584,558.64 = 232,600.56 : x
  2. Step 2: Convert to fraction form
    423,586.32/584,558.64 = 232,600.56/x
  3. Step 3: Cross multiply
    423,586.32x = 584,558.64 × 232,600.56
  4. Step 4: Simplify right side
    423,586.32x = 135,968,667,016.84
  5. Step 5: Solve for x
    x = 135,968,667,016.84/423,586.32
  6. Step 6: Final answer
    x = 320,994.00

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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.