Home / 695,227.18-958,917.87-638,050.81

Finding the Fourth Proportional to 695,227.18, 958,917.87 and 638,050.81

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Solution

The fourth proportional to 695,227.18, 958,917.87 and 638,050.81 is: 880,055.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,227.18 : 958,917.87 = 638,050.81 : x
  2. Step 2: Convert to fraction form
    695,227.18/958,917.87 = 638,050.81/x
  3. Step 3: Cross multiply
    695,227.18x = 958,917.87 × 638,050.81
  4. Step 4: Simplify right side
    695,227.18x = 611,838,323,676.98
  5. Step 5: Solve for x
    x = 611,838,323,676.98/695,227.18
  6. Step 6: Final answer
    x = 880,055.24

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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.