Home / 651,233.44-898,897.20-396,710.36

Finding the Fourth Proportional to 651,233.44, 898,897.20 and 396,710.36

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Solution

The fourth proportional to 651,233.44, 898,897.20 and 396,710.36 is: 547,579.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,233.44 : 898,897.20 = 396,710.36 : x
  2. Step 2: Convert to fraction form
    651,233.44/898,897.20 = 396,710.36/x
  3. Step 3: Cross multiply
    651,233.44x = 898,897.20 × 396,710.36
  4. Step 4: Simplify right side
    651,233.44x = 356,601,831,814.99
  5. Step 5: Solve for x
    x = 356,601,831,814.99/651,233.44
  6. Step 6: Final answer
    x = 547,579.12

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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.