Home / 851,137.36-1,174,569.28-469,170.52

Finding the Fourth Proportional to 851,137.36, 1,174,569.28 and 469,170.52

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Solution

The fourth proportional to 851,137.36, 1,174,569.28 and 469,170.52 is: 647,455.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,137.36 : 1,174,569.28 = 469,170.52 : x
  2. Step 2: Convert to fraction form
    851,137.36/1,174,569.28 = 469,170.52/x
  3. Step 3: Cross multiply
    851,137.36x = 1,174,569.28 × 469,170.52
  4. Step 4: Simplify right side
    851,137.36x = 551,073,279,873.63
  5. Step 5: Solve for x
    x = 551,073,279,873.63/851,137.36
  6. Step 6: Final answer
    x = 647,455.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.