Home / 559,616.06-772,270.29-304,967.30

Finding the Fourth Proportional to 559,616.06, 772,270.29 and 304,967.30

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Solution

The fourth proportional to 559,616.06, 772,270.29 and 304,967.30 is: 420,854.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,616.06 : 772,270.29 = 304,967.30 : x
  2. Step 2: Convert to fraction form
    559,616.06/772,270.29 = 304,967.30/x
  3. Step 3: Cross multiply
    559,616.06x = 772,270.29 × 304,967.30
  4. Step 4: Simplify right side
    559,616.06x = 235,517,185,211.52
  5. Step 5: Solve for x
    x = 235,517,185,211.52/559,616.06
  6. Step 6: Final answer
    x = 420,854.94

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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.