Home / 622,193.10-933,788.10-285,392.58

Finding the Fourth Proportional to 622,193.10, 933,788.10 and 285,392.58

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Solution

The fourth proportional to 622,193.10, 933,788.10 and 285,392.58 is: 428,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,193.10 : 933,788.10 = 285,392.58 : x
  2. Step 2: Convert to fraction form
    622,193.10/933,788.10 = 285,392.58/x
  3. Step 3: Cross multiply
    622,193.10x = 933,788.10 × 285,392.58
  4. Step 4: Simplify right side
    622,193.10x = 266,496,195,032.30
  5. Step 5: Solve for x
    x = 266,496,195,032.30/622,193.10
  6. Step 6: Final answer
    x = 428,317.50

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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.