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Finding the Fourth Proportional to 607,266.82, 910,901.37 and 157,986.96

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Solution

The fourth proportional to 607,266.82, 910,901.37 and 157,986.96 is: 236,980.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,266.82 : 910,901.37 = 157,986.96 : x
  2. Step 2: Convert to fraction form
    607,266.82/910,901.37 = 157,986.96/x
  3. Step 3: Cross multiply
    607,266.82x = 910,901.37 × 157,986.96
  4. Step 4: Simplify right side
    607,266.82x = 143,910,538,306.14
  5. Step 5: Solve for x
    x = 143,910,538,306.14/607,266.82
  6. Step 6: Final answer
    x = 236,980.74

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Similar ratio
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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.