Home / 551,629.70-827,007.15-302,311.70

Finding the Fourth Proportional to 551,629.70, 827,007.15 and 302,311.70

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Solution

The fourth proportional to 551,629.70, 827,007.15 and 302,311.70 is: 453,227.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,629.70 : 827,007.15 = 302,311.70 : x
  2. Step 2: Convert to fraction form
    551,629.70/827,007.15 = 302,311.70/x
  3. Step 3: Cross multiply
    551,629.70x = 827,007.15 × 302,311.70
  4. Step 4: Simplify right side
    551,629.70x = 250,013,937,428.66
  5. Step 5: Solve for x
    x = 250,013,937,428.66/551,629.70
  6. Step 6: Final answer
    x = 453,227.84

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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.