Home / 331,922.15-457,973.83-188,670.92

Finding the Fourth Proportional to 331,922.15, 457,973.83 and 188,670.92

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Solution

The fourth proportional to 331,922.15, 457,973.83 and 188,670.92 is: 260,321.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,922.15 : 457,973.83 = 188,670.92 : x
  2. Step 2: Convert to fraction form
    331,922.15/457,973.83 = 188,670.92/x
  3. Step 3: Cross multiply
    331,922.15x = 457,973.83 × 188,670.92
  4. Step 4: Simplify right side
    331,922.15x = 86,406,343,842.02
  5. Step 5: Solve for x
    x = 86,406,343,842.02/331,922.15
  6. Step 6: Final answer
    x = 260,321.11

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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.