Home / 621,920.32-933,077.72-222,552.25

Finding the Fourth Proportional to 621,920.32, 933,077.72 and 222,552.25

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Solution

The fourth proportional to 621,920.32, 933,077.72 and 222,552.25 is: 333,898.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,920.32 : 933,077.72 = 222,552.25 : x
  2. Step 2: Convert to fraction form
    621,920.32/933,077.72 = 222,552.25/x
  3. Step 3: Cross multiply
    621,920.32x = 933,077.72 × 222,552.25
  4. Step 4: Simplify right side
    621,920.32x = 207,658,546,010.87
  5. Step 5: Solve for x
    x = 207,658,546,010.87/621,920.32
  6. Step 6: Final answer
    x = 333,898.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.