Home / 658,272.80-907,792.44-453,997.28

Finding the Fourth Proportional to 658,272.80, 907,792.44 and 453,997.28

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Solution

The fourth proportional to 658,272.80, 907,792.44 and 453,997.28 is: 626,085.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,272.80 : 907,792.44 = 453,997.28 : x
  2. Step 2: Convert to fraction form
    658,272.80/907,792.44 = 453,997.28/x
  3. Step 3: Cross multiply
    658,272.80x = 907,792.44 × 453,997.28
  4. Step 4: Simplify right side
    658,272.80x = 412,135,298,564.56
  5. Step 5: Solve for x
    x = 412,135,298,564.56/658,272.80
  6. Step 6: Final answer
    x = 626,085.87

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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.