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Finding the Fourth Proportional to 530,773.70, 796,160.55 and 156,791.30

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Solution

The fourth proportional to 530,773.70, 796,160.55 and 156,791.30 is: 235,186.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    530,773.70 : 796,160.55 = 156,791.30 : x
  2. Step 2: Convert to fraction form
    530,773.70/796,160.55 = 156,791.30/x
  3. Step 3: Cross multiply
    530,773.70x = 796,160.55 × 156,791.30
  4. Step 4: Simplify right side
    530,773.70x = 124,831,047,643.22
  5. Step 5: Solve for x
    x = 124,831,047,643.22/530,773.70
  6. Step 6: Final answer
    x = 235,186.95

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Similar ratio
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1.5x scale

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.