Home / 657,109.44-985,770.48-257,533.52

Finding the Fourth Proportional to 657,109.44, 985,770.48 and 257,533.52

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Solution

The fourth proportional to 657,109.44, 985,770.48 and 257,533.52 is: 386,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,109.44 : 985,770.48 = 257,533.52 : x
  2. Step 2: Convert to fraction form
    657,109.44/985,770.48 = 257,533.52/x
  3. Step 3: Cross multiply
    657,109.44x = 985,770.48 × 257,533.52
  4. Step 4: Simplify right side
    657,109.44x = 253,868,941,626.49
  5. Step 5: Solve for x
    x = 253,868,941,626.49/657,109.44
  6. Step 6: Final answer
    x = 386,341.95

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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.