Home / 836,809.56-1,255,185.18-268,182.30

Finding the Fourth Proportional to 836,809.56, 1,255,185.18 and 268,182.30

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Solution

The fourth proportional to 836,809.56, 1,255,185.18 and 268,182.30 is: 402,264.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,809.56 : 1,255,185.18 = 268,182.30 : x
  2. Step 2: Convert to fraction form
    836,809.56/1,255,185.18 = 268,182.30/x
  3. Step 3: Cross multiply
    836,809.56x = 1,255,185.18 × 268,182.30
  4. Step 4: Simplify right side
    836,809.56x = 336,618,448,498.31
  5. Step 5: Solve for x
    x = 336,618,448,498.31/836,809.56
  6. Step 6: Final answer
    x = 402,264.10

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Double scale
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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.