Home / 382,220.60-572,942.10-224,367.80

Finding the Fourth Proportional to 382,220.60, 572,942.10 and 224,367.80

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Solution

The fourth proportional to 382,220.60, 572,942.10 and 224,367.80 is: 336,323.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,220.60 : 572,942.10 = 224,367.80 : x
  2. Step 2: Convert to fraction form
    382,220.60/572,942.10 = 224,367.80/x
  3. Step 3: Cross multiply
    382,220.60x = 572,942.10 × 224,367.80
  4. Step 4: Simplify right side
    382,220.60x = 128,549,758,504.38
  5. Step 5: Solve for x
    x = 128,549,758,504.38/382,220.60
  6. Step 6: Final answer
    x = 336,323.47

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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.