Home / 418,583.04-577,640.40-227,596.44

Finding the Fourth Proportional to 418,583.04, 577,640.40 and 227,596.44

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Solution

The fourth proportional to 418,583.04, 577,640.40 and 227,596.44 is: 314,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,583.04 : 577,640.40 = 227,596.44 : x
  2. Step 2: Convert to fraction form
    418,583.04/577,640.40 = 227,596.44/x
  3. Step 3: Cross multiply
    418,583.04x = 577,640.40 × 227,596.44
  4. Step 4: Simplify right side
    418,583.04x = 131,468,898,640.18
  5. Step 5: Solve for x
    x = 131,468,898,640.18/418,583.04
  6. Step 6: Final answer
    x = 314,080.81

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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.