Home / 523,583.10-722,502.09-294,127.92

Finding the Fourth Proportional to 523,583.10, 722,502.09 and 294,127.92

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Solution

The fourth proportional to 523,583.10, 722,502.09 and 294,127.92 is: 405,872.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,583.10 : 722,502.09 = 294,127.92 : x
  2. Step 2: Convert to fraction form
    523,583.10/722,502.09 = 294,127.92/x
  3. Step 3: Cross multiply
    523,583.10x = 722,502.09 × 294,127.92
  4. Step 4: Simplify right side
    523,583.10x = 212,508,036,927.35
  5. Step 5: Solve for x
    x = 212,508,036,927.35/523,583.10
  6. Step 6: Final answer
    x = 405,872.61

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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.