Home / 836,952.75-1,255,429.73-275,987.25

Finding the Fourth Proportional to 836,952.75, 1,255,429.73 and 275,987.25

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Solution

The fourth proportional to 836,952.75, 1,255,429.73 and 275,987.25 is: 413,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,952.75 : 1,255,429.73 = 275,987.25 : x
  2. Step 2: Convert to fraction form
    836,952.75/1,255,429.73 = 275,987.25/x
  3. Step 3: Cross multiply
    836,952.75x = 1,255,429.73 × 275,987.25
  4. Step 4: Simplify right side
    836,952.75x = 346,482,599,440.91
  5. Step 5: Solve for x
    x = 346,482,599,440.91/836,952.75
  6. Step 6: Final answer
    x = 413,981.08

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Double scale
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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.