Home / 657,177.40-985,693.20-183,910.60

Finding the Fourth Proportional to 657,177.40, 985,693.20 and 183,910.60

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Solution

The fourth proportional to 657,177.40, 985,693.20 and 183,910.60 is: 275,845.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,177.40 : 985,693.20 = 183,910.60 : x
  2. Step 2: Convert to fraction form
    657,177.40/985,693.20 = 183,910.60/x
  3. Step 3: Cross multiply
    657,177.40x = 985,693.20 × 183,910.60
  4. Step 4: Simplify right side
    657,177.40x = 181,279,427,827.92
  5. Step 5: Solve for x
    x = 181,279,427,827.92/657,177.40
  6. Step 6: Final answer
    x = 275,845.50

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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.