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Finding the Fourth Proportional to 893,652.03, 1,341,433.04 and 361,520.91

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Solution

The fourth proportional to 893,652.03, 1,341,433.04 and 361,520.91 is: 542,667.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,652.03 : 1,341,433.04 = 361,520.91 : x
  2. Step 2: Convert to fraction form
    893,652.03/1,341,433.04 = 361,520.91/x
  3. Step 3: Cross multiply
    893,652.03x = 1,341,433.04 × 361,520.91
  4. Step 4: Simplify right side
    893,652.03x = 484,956,091,517.26
  5. Step 5: Solve for x
    x = 484,956,091,517.26/893,652.03
  6. Step 6: Final answer
    x = 542,667.70

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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.