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Finding the Fourth Proportional to 338,592.90, 507,893.67 and 233,383.62

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Solution

The fourth proportional to 338,592.90, 507,893.67 and 233,383.62 is: 350,078.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,592.90 : 507,893.67 = 233,383.62 : x
  2. Step 2: Convert to fraction form
    338,592.90/507,893.67 = 233,383.62/x
  3. Step 3: Cross multiply
    338,592.90x = 507,893.67 × 233,383.62
  4. Step 4: Simplify right side
    338,592.90x = 118,534,063,279.69
  5. Step 5: Solve for x
    x = 118,534,063,279.69/338,592.90
  6. Step 6: Final answer
    x = 350,078.41

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1.5x scale

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.