Home / 319,612.13-441,049.75-183,550.15

Finding the Fourth Proportional to 319,612.13, 441,049.75 and 183,550.15

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Solution

The fourth proportional to 319,612.13, 441,049.75 and 183,550.15 is: 253,290.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,612.13 : 441,049.75 = 183,550.15 : x
  2. Step 2: Convert to fraction form
    319,612.13/441,049.75 = 183,550.15/x
  3. Step 3: Cross multiply
    319,612.13x = 441,049.75 × 183,550.15
  4. Step 4: Simplify right side
    319,612.13x = 80,954,747,769.96
  5. Step 5: Solve for x
    x = 80,954,747,769.96/319,612.13
  6. Step 6: Final answer
    x = 253,290.60

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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.