Home / 657,101.40-985,579.20-183,834.60

Finding the Fourth Proportional to 657,101.40, 985,579.20 and 183,834.60

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Solution

The fourth proportional to 657,101.40, 985,579.20 and 183,834.60 is: 275,731.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,101.40 : 985,579.20 = 183,834.60 : x
  2. Step 2: Convert to fraction form
    657,101.40/985,579.20 = 183,834.60/x
  3. Step 3: Cross multiply
    657,101.40x = 985,579.20 × 183,834.60
  4. Step 4: Simplify right side
    657,101.40x = 181,183,558,000.32
  5. Step 5: Solve for x
    x = 181,183,558,000.32/657,101.40
  6. Step 6: Final answer
    x = 275,731.51

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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.