Home / 496,478.24-685,157.04-270,132.32

Finding the Fourth Proportional to 496,478.24, 685,157.04 and 270,132.32

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Solution

The fourth proportional to 496,478.24, 685,157.04 and 270,132.32 is: 372,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,478.24 : 685,157.04 = 270,132.32 : x
  2. Step 2: Convert to fraction form
    496,478.24/685,157.04 = 270,132.32/x
  3. Step 3: Cross multiply
    496,478.24x = 685,157.04 × 270,132.32
  4. Step 4: Simplify right side
    496,478.24x = 185,083,060,779.53
  5. Step 5: Solve for x
    x = 185,083,060,779.53/496,478.24
  6. Step 6: Final answer
    x = 372,791.89

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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.