Home / 858,564.44-1,184,759.60-476,561.12

Finding the Fourth Proportional to 858,564.44, 1,184,759.60 and 476,561.12

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Solution

The fourth proportional to 858,564.44, 1,184,759.60 and 476,561.12 is: 657,621.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,564.44 : 1,184,759.60 = 476,561.12 : x
  2. Step 2: Convert to fraction form
    858,564.44/1,184,759.60 = 476,561.12/x
  3. Step 3: Cross multiply
    858,564.44x = 1,184,759.60 × 476,561.12
  4. Step 4: Simplify right side
    858,564.44x = 564,610,361,906.75
  5. Step 5: Solve for x
    x = 564,610,361,906.75/858,564.44
  6. Step 6: Final answer
    x = 657,621.42

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.