Home / 623,477.87-860,403.41-336,997.27

Finding the Fourth Proportional to 623,477.87, 860,403.41 and 336,997.27

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Solution

The fourth proportional to 623,477.87, 860,403.41 and 336,997.27 is: 465,058.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    623,477.87 : 860,403.41 = 336,997.27 : x
  2. Step 2: Convert to fraction form
    623,477.87/860,403.41 = 336,997.27/x
  3. Step 3: Cross multiply
    623,477.87x = 860,403.41 × 336,997.27
  4. Step 4: Simplify right side
    623,477.87x = 289,953,600,268.69
  5. Step 5: Solve for x
    x = 289,953,600,268.69/623,477.87
  6. Step 6: Final answer
    x = 465,058.37

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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.