Home / 319,582.05-441,022.77-176,342.06

Finding the Fourth Proportional to 319,582.05, 441,022.77 and 176,342.06

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Solution

The fourth proportional to 319,582.05, 441,022.77 and 176,342.06 is: 243,351.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,582.05 : 441,022.77 = 176,342.06 : x
  2. Step 2: Convert to fraction form
    319,582.05/441,022.77 = 176,342.06/x
  3. Step 3: Cross multiply
    319,582.05x = 441,022.77 × 176,342.06
  4. Step 4: Simplify right side
    319,582.05x = 77,770,861,563.59
  5. Step 5: Solve for x
    x = 77,770,861,563.59/319,582.05
  6. Step 6: Final answer
    x = 243,351.78

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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.