Home / 695,226.43-958,916.83-638,050.06

Finding the Fourth Proportional to 695,226.43, 958,916.83 and 638,050.06

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Solution

The fourth proportional to 695,226.43, 958,916.83 and 638,050.06 is: 880,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,226.43 : 958,916.83 = 638,050.06 : x
  2. Step 2: Convert to fraction form
    695,226.43/958,916.83 = 638,050.06/x
  3. Step 3: Cross multiply
    695,226.43x = 958,916.83 × 638,050.06
  4. Step 4: Simplify right side
    695,226.43x = 611,836,940,916.51
  5. Step 5: Solve for x
    x = 611,836,940,916.51/695,226.43
  6. Step 6: Final answer
    x = 880,054.20

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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.