Home / 661,741.92-992,561.04-241,112.16

Finding the Fourth Proportional to 661,741.92, 992,561.04 and 241,112.16

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Solution

The fourth proportional to 661,741.92, 992,561.04 and 241,112.16 is: 361,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,741.92 : 992,561.04 = 241,112.16 : x
  2. Step 2: Convert to fraction form
    661,741.92/992,561.04 = 241,112.16/x
  3. Step 3: Cross multiply
    661,741.92x = 992,561.04 × 241,112.16
  4. Step 4: Simplify right side
    661,741.92x = 239,318,536,286.25
  5. Step 5: Solve for x
    x = 239,318,536,286.25/661,741.92
  6. Step 6: Final answer
    x = 361,649.35

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Double scale
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1.5x scale

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.