Home / 632,247.53-872,514.32-345,786.03

Finding the Fourth Proportional to 632,247.53, 872,514.32 and 345,786.03

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Solution

The fourth proportional to 632,247.53, 872,514.32 and 345,786.03 is: 477,191.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,247.53 : 872,514.32 = 345,786.03 : x
  2. Step 2: Convert to fraction form
    632,247.53/872,514.32 = 345,786.03/x
  3. Step 3: Cross multiply
    632,247.53x = 872,514.32 × 345,786.03
  4. Step 4: Simplify right side
    632,247.53x = 301,703,261,102.02
  5. Step 5: Solve for x
    x = 301,703,261,102.02/632,247.53
  6. Step 6: Final answer
    x = 477,191.68

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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.