Home / 335,426.24-501,869.73-198,722.77

Finding the Fourth Proportional to 335,426.24, 501,869.73 and 198,722.77

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Solution

The fourth proportional to 335,426.24, 501,869.73 and 198,722.77 is: 297,331.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,426.24 : 501,869.73 = 198,722.77 : x
  2. Step 2: Convert to fraction form
    335,426.24/501,869.73 = 198,722.77/x
  3. Step 3: Cross multiply
    335,426.24x = 501,869.73 × 198,722.77
  4. Step 4: Simplify right side
    335,426.24x = 99,732,941,670.08
  5. Step 5: Solve for x
    x = 99,732,941,670.08/335,426.24
  6. Step 6: Final answer
    x = 297,331.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.