Home / 672,730.48-928,375.32-366,804.36

Finding the Fourth Proportional to 672,730.48, 928,375.32 and 366,804.36

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Solution

The fourth proportional to 672,730.48, 928,375.32 and 366,804.36 is: 506,193.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,730.48 : 928,375.32 = 366,804.36 : x
  2. Step 2: Convert to fraction form
    672,730.48/928,375.32 = 366,804.36/x
  3. Step 3: Cross multiply
    672,730.48x = 928,375.32 × 366,804.36
  4. Step 4: Simplify right side
    672,730.48x = 340,532,115,092.40
  5. Step 5: Solve for x
    x = 340,532,115,092.40/672,730.48
  6. Step 6: Final answer
    x = 506,193.97

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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.