Home / 436,518.96-653,561.87-222,827.19

Finding the Fourth Proportional to 436,518.96, 653,561.87 and 222,827.19

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Solution

The fourth proportional to 436,518.96, 653,561.87 and 222,827.19 is: 333,619.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,518.96 : 653,561.87 = 222,827.19 : x
  2. Step 2: Convert to fraction form
    436,518.96/653,561.87 = 222,827.19/x
  3. Step 3: Cross multiply
    436,518.96x = 653,561.87 × 222,827.19
  4. Step 4: Simplify right side
    436,518.96x = 145,631,351,418.25
  5. Step 5: Solve for x
    x = 145,631,351,418.25/436,518.96
  6. Step 6: Final answer
    x = 333,619.76

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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.