Home / 499,305.24-748,941.42-199,705.35

Finding the Fourth Proportional to 499,305.24, 748,941.42 and 199,705.35

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Solution

The fourth proportional to 499,305.24, 748,941.42 and 199,705.35 is: 299,551.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,305.24 : 748,941.42 = 199,705.35 : x
  2. Step 2: Convert to fraction form
    499,305.24/748,941.42 = 199,705.35/x
  3. Step 3: Cross multiply
    499,305.24x = 748,941.42 × 199,705.35
  4. Step 4: Simplify right side
    499,305.24x = 149,567,608,410.60
  5. Step 5: Solve for x
    x = 149,567,608,410.60/499,305.24
  6. Step 6: Final answer
    x = 299,551.45

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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.