Home / 622,768.10-934,152.15-410,191.70

Finding the Fourth Proportional to 622,768.10, 934,152.15 and 410,191.70

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Solution

The fourth proportional to 622,768.10, 934,152.15 and 410,191.70 is: 615,287.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,768.10 : 934,152.15 = 410,191.70 : x
  2. Step 2: Convert to fraction form
    622,768.10/934,152.15 = 410,191.70/x
  3. Step 3: Cross multiply
    622,768.10x = 934,152.15 × 410,191.70
  4. Step 4: Simplify right side
    622,768.10x = 383,181,458,467.16
  5. Step 5: Solve for x
    x = 383,181,458,467.16/622,768.10
  6. Step 6: Final answer
    x = 615,287.55

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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.