Home / 335,723.40-503,585.10-186,424.20

Finding the Fourth Proportional to 335,723.40, 503,585.10 and 186,424.20

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Solution

The fourth proportional to 335,723.40, 503,585.10 and 186,424.20 is: 279,636.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,723.40 : 503,585.10 = 186,424.20 : x
  2. Step 2: Convert to fraction form
    335,723.40/503,585.10 = 186,424.20/x
  3. Step 3: Cross multiply
    335,723.40x = 503,585.10 × 186,424.20
  4. Step 4: Simplify right side
    335,723.40x = 93,880,449,399.42
  5. Step 5: Solve for x
    x = 93,880,449,399.42/335,723.40
  6. Step 6: Final answer
    x = 279,636.30

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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.