Home / 791,333.32-1,092,418.42-451,735.96

Finding the Fourth Proportional to 791,333.32, 1,092,418.42 and 451,735.96

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Solution

The fourth proportional to 791,333.32, 1,092,418.42 and 451,735.96 is: 623,611.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,333.32 : 1,092,418.42 = 451,735.96 : x
  2. Step 2: Convert to fraction form
    791,333.32/1,092,418.42 = 451,735.96/x
  3. Step 3: Cross multiply
    791,333.32x = 1,092,418.42 × 451,735.96
  4. Step 4: Simplify right side
    791,333.32x = 493,484,683,680.38
  5. Step 5: Solve for x
    x = 493,484,683,680.38/791,333.32
  6. Step 6: Final answer
    x = 623,611.66

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1.5x scale

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.