Home / 672,215.45-1,008,031.58-222,762.65

Finding the Fourth Proportional to 672,215.45, 1,008,031.58 and 222,762.65

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Solution

The fourth proportional to 672,215.45, 1,008,031.58 and 222,762.65 is: 334,047.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,215.45 : 1,008,031.58 = 222,762.65 : x
  2. Step 2: Convert to fraction form
    672,215.45/1,008,031.58 = 222,762.65/x
  3. Step 3: Cross multiply
    672,215.45x = 1,008,031.58 × 222,762.65
  4. Step 4: Simplify right side
    672,215.45x = 224,551,784,930.67
  5. Step 5: Solve for x
    x = 224,551,784,930.67/672,215.45
  6. Step 6: Final answer
    x = 334,047.34

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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.