Home / 437,226.60-656,147.10-188,087.40

Finding the Fourth Proportional to 437,226.60, 656,147.10 and 188,087.40

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Solution

The fourth proportional to 437,226.60, 656,147.10 and 188,087.40 is: 282,263.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,226.60 : 656,147.10 = 188,087.40 : x
  2. Step 2: Convert to fraction form
    437,226.60/656,147.10 = 188,087.40/x
  3. Step 3: Cross multiply
    437,226.60x = 656,147.10 × 188,087.40
  4. Step 4: Simplify right side
    437,226.60x = 123,413,002,056.54
  5. Step 5: Solve for x
    x = 123,413,002,056.54/437,226.60
  6. Step 6: Final answer
    x = 282,263.25

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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.