Home / 442,430.42-610,600.82-270,449.04

Finding the Fourth Proportional to 442,430.42, 610,600.82 and 270,449.04

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Solution

The fourth proportional to 442,430.42, 610,600.82 and 270,449.04 is: 373,248.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    442,430.42 : 610,600.82 = 270,449.04 : x
  2. Step 2: Convert to fraction form
    442,430.42/610,600.82 = 270,449.04/x
  3. Step 3: Cross multiply
    442,430.42x = 610,600.82 × 270,449.04
  4. Step 4: Simplify right side
    442,430.42x = 165,136,404,239.97
  5. Step 5: Solve for x
    x = 165,136,404,239.97/442,430.42
  6. Step 6: Final answer
    x = 373,248.31

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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.