Home / 522,229.20-783,416.70-222,707.40

Finding the Fourth Proportional to 522,229.20, 783,416.70 and 222,707.40

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Solution

The fourth proportional to 522,229.20, 783,416.70 and 222,707.40 is: 334,092.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,229.20 : 783,416.70 = 222,707.40 : x
  2. Step 2: Convert to fraction form
    522,229.20/783,416.70 = 222,707.40/x
  3. Step 3: Cross multiply
    522,229.20x = 783,416.70 × 222,707.40
  4. Step 4: Simplify right side
    522,229.20x = 174,472,696,373.58
  5. Step 5: Solve for x
    x = 174,472,696,373.58/522,229.20
  6. Step 6: Final answer
    x = 334,092.19

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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.