Home / 802,158.48-1,203,240.45-203,119.35

Finding the Fourth Proportional to 802,158.48, 1,203,240.45 and 203,119.35

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Solution

The fourth proportional to 802,158.48, 1,203,240.45 and 203,119.35 is: 304,679.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,158.48 : 1,203,240.45 = 203,119.35 : x
  2. Step 2: Convert to fraction form
    802,158.48/1,203,240.45 = 203,119.35/x
  3. Step 3: Cross multiply
    802,158.48x = 1,203,240.45 × 203,119.35
  4. Step 4: Simplify right side
    802,158.48x = 244,401,418,097.71
  5. Step 5: Solve for x
    x = 244,401,418,097.71/802,158.48
  6. Step 6: Final answer
    x = 304,679.72

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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.