Home / 822,785.88-1,234,211.19-254,116.35

Finding the Fourth Proportional to 822,785.88, 1,234,211.19 and 254,116.35

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Solution

The fourth proportional to 822,785.88, 1,234,211.19 and 254,116.35 is: 381,184.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,785.88 : 1,234,211.19 = 254,116.35 : x
  2. Step 2: Convert to fraction form
    822,785.88/1,234,211.19 = 254,116.35/x
  3. Step 3: Cross multiply
    822,785.88x = 1,234,211.19 × 254,116.35
  4. Step 4: Simplify right side
    822,785.88x = 313,633,242,731.96
  5. Step 5: Solve for x
    x = 313,633,242,731.96/822,785.88
  6. Step 6: Final answer
    x = 381,184.52

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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.