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Finding the Fourth Proportional to 623,481.86, 860,404.45 and 337,001.94

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Solution

The fourth proportional to 623,481.86, 860,404.45 and 337,001.94 is: 465,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,481.86 : 860,404.45 = 337,001.94 : x
  2. Step 2: Convert to fraction form
    623,481.86/860,404.45 = 337,001.94/x
  3. Step 3: Cross multiply
    623,481.86x = 860,404.45 × 337,001.94
  4. Step 4: Simplify right side
    623,481.86x = 289,957,968,834.63
  5. Step 5: Solve for x
    x = 289,957,968,834.63/623,481.86
  6. Step 6: Final answer
    x = 465,062.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.