Home / 465,606.58-642,541.30-281,849.37

Finding the Fourth Proportional to 465,606.58, 642,541.30 and 281,849.37

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Solution

The fourth proportional to 465,606.58, 642,541.30 and 281,849.37 is: 388,954.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,606.58 : 642,541.30 = 281,849.37 : x
  2. Step 2: Convert to fraction form
    465,606.58/642,541.30 = 281,849.37/x
  3. Step 3: Cross multiply
    465,606.58x = 642,541.30 × 281,849.37
  4. Step 4: Simplify right side
    465,606.58x = 181,099,859,899.36
  5. Step 5: Solve for x
    x = 181,099,859,899.36/465,606.58
  6. Step 6: Final answer
    x = 388,954.69

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1.5x scale

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.