Home / 858,112.38-1,184,250.78-476,140.14

Finding the Fourth Proportional to 858,112.38, 1,184,250.78 and 476,140.14

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Solution

The fourth proportional to 858,112.38, 1,184,250.78 and 476,140.14 is: 657,104.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    858,112.38 : 1,184,250.78 = 476,140.14 : x
  2. Step 2: Convert to fraction form
    858,112.38/1,184,250.78 = 476,140.14/x
  3. Step 3: Cross multiply
    858,112.38x = 1,184,250.78 × 476,140.14
  4. Step 4: Simplify right side
    858,112.38x = 563,869,332,184.31
  5. Step 5: Solve for x
    x = 563,869,332,184.31/858,112.38
  6. Step 6: Final answer
    x = 657,104.30

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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.