Home / 536,861.43-804,701.61-221,146.11

Finding the Fourth Proportional to 536,861.43, 804,701.61 and 221,146.11

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Solution

The fourth proportional to 536,861.43, 804,701.61 and 221,146.11 is: 331,475.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,861.43 : 804,701.61 = 221,146.11 : x
  2. Step 2: Convert to fraction form
    536,861.43/804,701.61 = 221,146.11/x
  3. Step 3: Cross multiply
    536,861.43x = 804,701.61 × 221,146.11
  4. Step 4: Simplify right side
    536,861.43x = 177,956,630,762.24
  5. Step 5: Solve for x
    x = 177,956,630,762.24/536,861.43
  6. Step 6: Final answer
    x = 331,475.91

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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.