Home / 319,869.06-441,410.85-176,626.02

Finding the Fourth Proportional to 319,869.06, 441,410.85 and 176,626.02

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Solution

The fourth proportional to 319,869.06, 441,410.85 and 176,626.02 is: 243,739.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,869.06 : 441,410.85 = 176,626.02 : x
  2. Step 2: Convert to fraction form
    319,869.06/441,410.85 = 176,626.02/x
  3. Step 3: Cross multiply
    319,869.06x = 441,410.85 × 176,626.02
  4. Step 4: Simplify right side
    319,869.06x = 77,964,641,620.32
  5. Step 5: Solve for x
    x = 77,964,641,620.32/319,869.06
  6. Step 6: Final answer
    x = 243,739.24

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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.