Home / 622,115.10-933,172.65-611,747.10

Finding the Fourth Proportional to 622,115.10, 933,172.65 and 611,747.10

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Solution

The fourth proportional to 622,115.10, 933,172.65 and 611,747.10 is: 917,620.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,115.10 : 933,172.65 = 611,747.10 : x
  2. Step 2: Convert to fraction form
    622,115.10/933,172.65 = 611,747.10/x
  3. Step 3: Cross multiply
    622,115.10x = 933,172.65 × 611,747.10
  4. Step 4: Simplify right side
    622,115.10x = 570,865,662,436.82
  5. Step 5: Solve for x
    x = 570,865,662,436.82/622,115.10
  6. Step 6: Final answer
    x = 917,620.65

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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.