Home / 361,111.77-498,285.37-199,962.68

Finding the Fourth Proportional to 361,111.77, 498,285.37 and 199,962.68

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Solution

The fourth proportional to 361,111.77, 498,285.37 and 199,962.68 is: 275,921.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,111.77 : 498,285.37 = 199,962.68 : x
  2. Step 2: Convert to fraction form
    361,111.77/498,285.37 = 199,962.68/x
  3. Step 3: Cross multiply
    361,111.77x = 498,285.37 × 199,962.68
  4. Step 4: Simplify right side
    361,111.77x = 99,638,475,498.56
  5. Step 5: Solve for x
    x = 99,638,475,498.56/361,111.77
  6. Step 6: Final answer
    x = 275,921.43

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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.