Home / 867,850.56-1,301,524.52-260,614.40

Finding the Fourth Proportional to 867,850.56, 1,301,524.52 and 260,614.40

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Solution

The fourth proportional to 867,850.56, 1,301,524.52 and 260,614.40 is: 390,846.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,850.56 : 1,301,524.52 = 260,614.40 : x
  2. Step 2: Convert to fraction form
    867,850.56/1,301,524.52 = 260,614.40/x
  3. Step 3: Cross multiply
    867,850.56x = 1,301,524.52 × 260,614.40
  4. Step 4: Simplify right side
    867,850.56x = 339,196,024,054.39
  5. Step 5: Solve for x
    x = 339,196,024,054.39/867,850.56
  6. Step 6: Final answer
    x = 390,846.12

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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.