Home / 285,853.60-394,566.30-183,879.06

Finding the Fourth Proportional to 285,853.60, 394,566.30 and 183,879.06

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Solution

The fourth proportional to 285,853.60, 394,566.30 and 183,879.06 is: 253,809.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,853.60 : 394,566.30 = 183,879.06 : x
  2. Step 2: Convert to fraction form
    285,853.60/394,566.30 = 183,879.06/x
  3. Step 3: Cross multiply
    285,853.60x = 394,566.30 × 183,879.06
  4. Step 4: Simplify right side
    285,853.60x = 72,552,480,351.68
  5. Step 5: Solve for x
    x = 72,552,480,351.68/285,853.60
  6. Step 6: Final answer
    x = 253,809.92

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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.