Home / 294,400.72-406,326.02-173,534.96

Finding the Fourth Proportional to 294,400.72, 406,326.02 and 173,534.96

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Solution

The fourth proportional to 294,400.72, 406,326.02 and 173,534.96 is: 239,509.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,400.72 : 406,326.02 = 173,534.96 : x
  2. Step 2: Convert to fraction form
    294,400.72/406,326.02 = 173,534.96/x
  3. Step 3: Cross multiply
    294,400.72x = 406,326.02 × 173,534.96
  4. Step 4: Simplify right side
    294,400.72x = 70,511,769,627.66
  5. Step 5: Solve for x
    x = 70,511,769,627.66/294,400.72
  6. Step 6: Final answer
    x = 239,509.50

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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.