Home / 304,359.32-456,291.50-126,998.44

Finding the Fourth Proportional to 304,359.32, 456,291.50 and 126,998.44

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Solution

The fourth proportional to 304,359.32, 456,291.50 and 126,998.44 is: 190,394.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,359.32 : 456,291.50 = 126,998.44 : x
  2. Step 2: Convert to fraction form
    304,359.32/456,291.50 = 126,998.44/x
  3. Step 3: Cross multiply
    304,359.32x = 456,291.50 × 126,998.44
  4. Step 4: Simplify right side
    304,359.32x = 57,948,308,685.26
  5. Step 5: Solve for x
    x = 57,948,308,685.26/304,359.32
  6. Step 6: Final answer
    x = 190,394.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.