Home / 466,236.42-643,405.30-262,287.46

Finding the Fourth Proportional to 466,236.42, 643,405.30 and 262,287.46

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Solution

The fourth proportional to 466,236.42, 643,405.30 and 262,287.46 is: 361,956.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,236.42 : 643,405.30 = 262,287.46 : x
  2. Step 2: Convert to fraction form
    466,236.42/643,405.30 = 262,287.46/x
  3. Step 3: Cross multiply
    466,236.42x = 643,405.30 × 262,287.46
  4. Step 4: Simplify right side
    466,236.42x = 168,757,141,887.54
  5. Step 5: Solve for x
    x = 168,757,141,887.54/466,236.42
  6. Step 6: Final answer
    x = 361,956.15

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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.