Home / 953,664.48-1,429,607.60-322,136.80

Finding the Fourth Proportional to 953,664.48, 1,429,607.60 and 322,136.80

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Solution

The fourth proportional to 953,664.48, 1,429,607.60 and 322,136.80 is: 482,904.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,664.48 : 1,429,607.60 = 322,136.80 : x
  2. Step 2: Convert to fraction form
    953,664.48/1,429,607.60 = 322,136.80/x
  3. Step 3: Cross multiply
    953,664.48x = 1,429,607.60 × 322,136.80
  4. Step 4: Simplify right side
    953,664.48x = 460,529,217,519.68
  5. Step 5: Solve for x
    x = 460,529,217,519.68/953,664.48
  6. Step 6: Final answer
    x = 482,904.87

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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.