Home / 886,795.08-1,330,389.36-255,659.64

Finding the Fourth Proportional to 886,795.08, 1,330,389.36 and 255,659.64

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Solution

The fourth proportional to 886,795.08, 1,330,389.36 and 255,659.64 is: 383,546.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,795.08 : 1,330,389.36 = 255,659.64 : x
  2. Step 2: Convert to fraction form
    886,795.08/1,330,389.36 = 255,659.64/x
  3. Step 3: Cross multiply
    886,795.08x = 1,330,389.36 × 255,659.64
  4. Step 4: Simplify right side
    886,795.08x = 340,126,864,837.43
  5. Step 5: Solve for x
    x = 340,126,864,837.43/886,795.08
  6. Step 6: Final answer
    x = 383,546.18

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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.