Home / 302,053.14-416,741.00-198,657.86

Finding the Fourth Proportional to 302,053.14, 416,741.00 and 198,657.86

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Solution

The fourth proportional to 302,053.14, 416,741.00 and 198,657.86 is: 274,087.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,053.14 : 416,741.00 = 198,657.86 : x
  2. Step 2: Convert to fraction form
    302,053.14/416,741.00 = 198,657.86/x
  3. Step 3: Cross multiply
    302,053.14x = 416,741.00 × 198,657.86
  4. Step 4: Simplify right side
    302,053.14x = 82,788,872,157.27
  5. Step 5: Solve for x
    x = 82,788,872,157.27/302,053.14
  6. Step 6: Final answer
    x = 274,087.11

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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.