Home / 632,203.44-872,440.23-345,723.45

Finding the Fourth Proportional to 632,203.44, 872,440.23 and 345,723.45

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Solution

The fourth proportional to 632,203.44, 872,440.23 and 345,723.45 is: 477,098.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,203.44 : 872,440.23 = 345,723.45 : x
  2. Step 2: Convert to fraction form
    632,203.44/872,440.23 = 345,723.45/x
  3. Step 3: Cross multiply
    632,203.44x = 872,440.23 × 345,723.45
  4. Step 4: Simplify right side
    632,203.44x = 301,623,046,234.39
  5. Step 5: Solve for x
    x = 301,623,046,234.39/632,203.44
  6. Step 6: Final answer
    x = 477,098.08

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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.