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Finding the Fourth Proportional to 491,135.40, 736,875.90 and 241,650.60

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Solution

The fourth proportional to 491,135.40, 736,875.90 and 241,650.60 is: 362,560.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,135.40 : 736,875.90 = 241,650.60 : x
  2. Step 2: Convert to fraction form
    491,135.40/736,875.90 = 241,650.60/x
  3. Step 3: Cross multiply
    491,135.40x = 736,875.90 × 241,650.60
  4. Step 4: Simplify right side
    491,135.40x = 178,066,503,360.54
  5. Step 5: Solve for x
    x = 178,066,503,360.54/491,135.40
  6. Step 6: Final answer
    x = 362,560.92

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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.