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Finding the Fourth Proportional to 657,241.40, 985,862.10 and 236,462.60

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Solution

The fourth proportional to 657,241.40, 985,862.10 and 236,462.60 is: 354,693.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,241.40 : 985,862.10 = 236,462.60 : x
  2. Step 2: Convert to fraction form
    657,241.40/985,862.10 = 236,462.60/x
  3. Step 3: Cross multiply
    657,241.40x = 985,862.10 × 236,462.60
  4. Step 4: Simplify right side
    657,241.40x = 233,119,515,407.46
  5. Step 5: Solve for x
    x = 233,119,515,407.46/657,241.40
  6. Step 6: Final answer
    x = 354,693.90

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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.