Home / 285,496.12-394,169.52-183,567.36

Finding the Fourth Proportional to 285,496.12, 394,169.52 and 183,567.36

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Solution

The fourth proportional to 285,496.12, 394,169.52 and 183,567.36 is: 253,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,496.12 : 394,169.52 = 183,567.36 : x
  2. Step 2: Convert to fraction form
    285,496.12/394,169.52 = 183,567.36/x
  3. Step 3: Cross multiply
    285,496.12x = 394,169.52 × 183,567.36
  4. Step 4: Simplify right side
    285,496.12x = 72,356,658,178.87
  5. Step 5: Solve for x
    x = 72,356,658,178.87/285,496.12
  6. Step 6: Final answer
    x = 253,441.83

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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.