Home / 996,136.72-1,494,397.06-322,385.20

Finding the Fourth Proportional to 996,136.72, 1,494,397.06 and 322,385.20

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Solution

The fourth proportional to 996,136.72, 1,494,397.06 and 322,385.20 is: 483,639.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,136.72 : 1,494,397.06 = 322,385.20 : x
  2. Step 2: Convert to fraction form
    996,136.72/1,494,397.06 = 322,385.20/x
  3. Step 3: Cross multiply
    996,136.72x = 1,494,397.06 × 322,385.20
  4. Step 4: Simplify right side
    996,136.72x = 481,771,495,067.51
  5. Step 5: Solve for x
    x = 481,771,495,067.51/996,136.72
  6. Step 6: Final answer
    x = 483,639.93

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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.