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Finding the Fourth Proportional to 258,594.44, 356,453.70 and 236,899.40

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Solution

The fourth proportional to 258,594.44, 356,453.70 and 236,899.40 is: 326,548.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,594.44 : 356,453.70 = 236,899.40 : x
  2. Step 2: Convert to fraction form
    258,594.44/356,453.70 = 236,899.40/x
  3. Step 3: Cross multiply
    258,594.44x = 356,453.70 × 236,899.40
  4. Step 4: Simplify right side
    258,594.44x = 84,443,667,657.78
  5. Step 5: Solve for x
    x = 84,443,667,657.78/258,594.44
  6. Step 6: Final answer
    x = 326,548.66

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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.