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Finding the Fourth Proportional to 533,193.60, 735,808.62 and 291,479.04

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Solution

The fourth proportional to 533,193.60, 735,808.62 and 291,479.04 is: 402,241.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,193.60 : 735,808.62 = 291,479.04 : x
  2. Step 2: Convert to fraction form
    533,193.60/735,808.62 = 291,479.04/x
  3. Step 3: Cross multiply
    533,193.60x = 735,808.62 × 291,479.04
  4. Step 4: Simplify right side
    533,193.60x = 214,472,790,181.33
  5. Step 5: Solve for x
    x = 214,472,790,181.33/533,193.60
  6. Step 6: Final answer
    x = 402,241.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.