Home / 894,756.38-1,234,763.80-492,348.38

Finding the Fourth Proportional to 894,756.38, 1,234,763.80 and 492,348.38

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Solution

The fourth proportional to 894,756.38, 1,234,763.80 and 492,348.38 is: 679,440.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,756.38 : 1,234,763.80 = 492,348.38 : x
  2. Step 2: Convert to fraction form
    894,756.38/1,234,763.80 = 492,348.38/x
  3. Step 3: Cross multiply
    894,756.38x = 1,234,763.80 × 492,348.38
  4. Step 4: Simplify right side
    894,756.38x = 607,933,949,207.95
  5. Step 5: Solve for x
    x = 607,933,949,207.95/894,756.38
  6. Step 6: Final answer
    x = 679,440.76

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.