Home / 672,582.24-928,134.72-366,651.36

Finding the Fourth Proportional to 672,582.24, 928,134.72 and 366,651.36

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Solution

The fourth proportional to 672,582.24, 928,134.72 and 366,651.36 is: 505,963.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,582.24 : 928,134.72 = 366,651.36 : x
  2. Step 2: Convert to fraction form
    672,582.24/928,134.72 = 366,651.36/x
  3. Step 3: Cross multiply
    672,582.24x = 928,134.72 × 366,651.36
  4. Step 4: Simplify right side
    672,582.24x = 340,301,857,351.22
  5. Step 5: Solve for x
    x = 340,301,857,351.22/672,582.24
  6. Step 6: Final answer
    x = 505,963.19

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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.