Home / 531,647.18-733,674.35-302,206

Finding the Fourth Proportional to 531,647.18, 733,674.35 and 302,206

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Solution

The fourth proportional to 531,647.18, 733,674.35 and 302,206 is: 417,044.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,647.18 : 733,674.35 = 302,206 : x
  2. Step 2: Convert to fraction form
    531,647.18/733,674.35 = 302,206/x
  3. Step 3: Cross multiply
    531,647.18x = 733,674.35 × 302,206
  4. Step 4: Simplify right side
    531,647.18x = 221,720,790,616.10
  5. Step 5: Solve for x
    x = 221,720,790,616.10/531,647.18
  6. Step 6: Final answer
    x = 417,044.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.