Home / 771,295.55-1,156,754.55-322,020.14

Finding the Fourth Proportional to 771,295.55, 1,156,754.55 and 322,020.14

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Solution

The fourth proportional to 771,295.55, 1,156,754.55 and 322,020.14 is: 482,951.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,295.55 : 1,156,754.55 = 322,020.14 : x
  2. Step 2: Convert to fraction form
    771,295.55/1,156,754.55 = 322,020.14/x
  3. Step 3: Cross multiply
    771,295.55x = 1,156,754.55 × 322,020.14
  4. Step 4: Simplify right side
    771,295.55x = 372,498,262,136.64
  5. Step 5: Solve for x
    x = 372,498,262,136.64/771,295.55
  6. Step 6: Final answer
    x = 482,951.40

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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.