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Finding the Fourth Proportional to 335,133.30, 502,527.15 and 124,662.90

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Solution

The fourth proportional to 335,133.30, 502,527.15 and 124,662.90 is: 186,930.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,133.30 : 502,527.15 = 124,662.90 : x
  2. Step 2: Convert to fraction form
    335,133.30/502,527.15 = 124,662.90/x
  3. Step 3: Cross multiply
    335,133.30x = 502,527.15 × 124,662.90
  4. Step 4: Simplify right side
    335,133.30x = 62,646,491,847.74
  5. Step 5: Solve for x
    x = 62,646,491,847.74/335,133.30
  6. Step 6: Final answer
    x = 186,930.07

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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.