Home / 541,246.60-811,942.80-186,369.40

Finding the Fourth Proportional to 541,246.60, 811,942.80 and 186,369.40

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Solution

The fourth proportional to 541,246.60, 811,942.80 and 186,369.40 is: 279,579.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,246.60 : 811,942.80 = 186,369.40 : x
  2. Step 2: Convert to fraction form
    541,246.60/811,942.80 = 186,369.40/x
  3. Step 3: Cross multiply
    541,246.60x = 811,942.80 × 186,369.40
  4. Step 4: Simplify right side
    541,246.60x = 151,321,292,470.32
  5. Step 5: Solve for x
    x = 151,321,292,470.32/541,246.60
  6. Step 6: Final answer
    x = 279,579.20

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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.