Home / 657,070.58-985,236.82-207,904.52

Finding the Fourth Proportional to 657,070.58, 985,236.82 and 207,904.52

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Solution

The fourth proportional to 657,070.58, 985,236.82 and 207,904.52 is: 311,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,070.58 : 985,236.82 = 207,904.52 : x
  2. Step 2: Convert to fraction form
    657,070.58/985,236.82 = 207,904.52/x
  3. Step 3: Cross multiply
    657,070.58x = 985,236.82 × 207,904.52
  4. Step 4: Simplify right side
    657,070.58x = 204,835,190,091.76
  5. Step 5: Solve for x
    x = 204,835,190,091.76/657,070.58
  6. Step 6: Final answer
    x = 311,740.01

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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.