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Finding the Fourth Proportional to 383,263.55, 574,459.37 and 233,173

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Solution

The fourth proportional to 383,263.55, 574,459.37 and 233,173 is: 349,494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,263.55 : 574,459.37 = 233,173 : x
  2. Step 2: Convert to fraction form
    383,263.55/574,459.37 = 233,173/x
  3. Step 3: Cross multiply
    383,263.55x = 574,459.37 × 233,173
  4. Step 4: Simplify right side
    383,263.55x = 133,948,414,681.01
  5. Step 5: Solve for x
    x = 133,948,414,681.01/383,263.55
  6. Step 6: Final answer
    x = 349,494.27

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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.