Home / 293,808.23-405,579.47-198,444.10

Finding the Fourth Proportional to 293,808.23, 405,579.47 and 198,444.10

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Solution

The fourth proportional to 293,808.23, 405,579.47 and 198,444.10 is: 273,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,808.23 : 405,579.47 = 198,444.10 : x
  2. Step 2: Convert to fraction form
    293,808.23/405,579.47 = 198,444.10/x
  3. Step 3: Cross multiply
    293,808.23x = 405,579.47 × 198,444.10
  4. Step 4: Simplify right side
    293,808.23x = 80,484,850,896.46
  5. Step 5: Solve for x
    x = 80,484,850,896.46/293,808.23
  6. Step 6: Final answer
    x = 273,936.68

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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.