Home / 672,496.57-928,033.19-366,575.56

Finding the Fourth Proportional to 672,496.57, 928,033.19 and 366,575.56

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Solution

The fourth proportional to 672,496.57, 928,033.19 and 366,575.56 is: 505,867.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,496.57 : 928,033.19 = 366,575.56 : x
  2. Step 2: Convert to fraction form
    672,496.57/928,033.19 = 366,575.56/x
  3. Step 3: Cross multiply
    672,496.57x = 928,033.19 × 366,575.56
  4. Step 4: Simplify right side
    672,496.57x = 340,194,289,795.71
  5. Step 5: Solve for x
    x = 340,194,289,795.71/672,496.57
  6. Step 6: Final answer
    x = 505,867.70

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1.5x scale

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.