Home / 1,043,908.75-1,565,863.14-255,940.75

Finding the Fourth Proportional to 1,043,908.75, 1,565,863.14 and 255,940.75

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Solution

The fourth proportional to 1,043,908.75, 1,565,863.14 and 255,940.75 is: 383,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,908.75 : 1,565,863.14 = 255,940.75 : x
  2. Step 2: Convert to fraction form
    1,043,908.75/1,565,863.14 = 255,940.75/x
  3. Step 3: Cross multiply
    1,043,908.75x = 1,565,863.14 × 255,940.75
  4. Step 4: Simplify right side
    1,043,908.75x = 400,768,186,448.96
  5. Step 5: Solve for x
    x = 400,768,186,448.96/1,043,908.75
  6. Step 6: Final answer
    x = 383,911.13

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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.