Home / 632,424.22-872,766.42-345,944.64

Finding the Fourth Proportional to 632,424.22, 872,766.42 and 345,944.64

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Solution

The fourth proportional to 632,424.22, 872,766.42 and 345,944.64 is: 477,415.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,424.22 : 872,766.42 = 345,944.64 : x
  2. Step 2: Convert to fraction form
    632,424.22/872,766.42 = 345,944.64/x
  3. Step 3: Cross multiply
    632,424.22x = 872,766.42 × 345,944.64
  4. Step 4: Simplify right side
    632,424.22x = 301,928,864,970.99
  5. Step 5: Solve for x
    x = 301,928,864,970.99/632,424.22
  6. Step 6: Final answer
    x = 477,415.09

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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.