Home / 695,234.17-958,927.44-638,057.73

Finding the Fourth Proportional to 695,234.17, 958,927.44 and 638,057.73

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Solution

The fourth proportional to 695,234.17, 958,927.44 and 638,057.73 is: 880,064.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,234.17 : 958,927.44 = 638,057.73 : x
  2. Step 2: Convert to fraction form
    695,234.17/958,927.44 = 638,057.73/x
  3. Step 3: Cross multiply
    695,234.17x = 958,927.44 × 638,057.73
  4. Step 4: Simplify right side
    695,234.17x = 611,851,065,601.11
  5. Step 5: Solve for x
    x = 611,851,065,601.11/695,234.17
  6. Step 6: Final answer
    x = 880,064.72

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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.