Home / 623,911.44-860,997.78-337,431.52

Finding the Fourth Proportional to 623,911.44, 860,997.78 and 337,431.52

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Solution

The fourth proportional to 623,911.44, 860,997.78 and 337,431.52 is: 465,655.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,911.44 : 860,997.78 = 337,431.52 : x
  2. Step 2: Convert to fraction form
    623,911.44/860,997.78 = 337,431.52/x
  3. Step 3: Cross multiply
    623,911.44x = 860,997.78 × 337,431.52
  4. Step 4: Simplify right side
    623,911.44x = 290,527,789,749.25
  5. Step 5: Solve for x
    x = 290,527,789,749.25/623,911.44
  6. Step 6: Final answer
    x = 465,655.50

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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.