Home / 622,005.15-933,007.73-285,045.15

Finding the Fourth Proportional to 622,005.15, 933,007.73 and 285,045.15

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Solution

The fourth proportional to 622,005.15, 933,007.73 and 285,045.15 is: 427,567.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,005.15 : 933,007.73 = 285,045.15 : x
  2. Step 2: Convert to fraction form
    622,005.15/933,007.73 = 285,045.15/x
  3. Step 3: Cross multiply
    622,005.15x = 933,007.73 × 285,045.15
  4. Step 4: Simplify right side
    622,005.15x = 265,949,326,923.78
  5. Step 5: Solve for x
    x = 265,949,326,923.78/622,005.15
  6. Step 6: Final answer
    x = 427,567.73

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Similar ratio
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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.