Home / 672,078.52-1,008,084.30-251,323.48

Finding the Fourth Proportional to 672,078.52, 1,008,084.30 and 251,323.48

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Solution

The fourth proportional to 672,078.52, 1,008,084.30 and 251,323.48 is: 376,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,078.52 : 1,008,084.30 = 251,323.48 : x
  2. Step 2: Convert to fraction form
    672,078.52/1,008,084.30 = 251,323.48/x
  3. Step 3: Cross multiply
    672,078.52x = 1,008,084.30 × 251,323.48
  4. Step 4: Simplify right side
    672,078.52x = 253,355,254,409.36
  5. Step 5: Solve for x
    x = 253,355,254,409.36/672,078.52
  6. Step 6: Final answer
    x = 376,972.70

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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.