Home / 263,590.51-363,781.76-190,063.43

Finding the Fourth Proportional to 263,590.51, 363,781.76 and 190,063.43

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Solution

The fourth proportional to 263,590.51, 363,781.76 and 190,063.43 is: 262,306.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,590.51 : 363,781.76 = 190,063.43 : x
  2. Step 2: Convert to fraction form
    263,590.51/363,781.76 = 190,063.43/x
  3. Step 3: Cross multiply
    263,590.51x = 363,781.76 × 190,063.43
  4. Step 4: Simplify right side
    263,590.51x = 69,141,609,077.04
  5. Step 5: Solve for x
    x = 69,141,609,077.04/263,590.51
  6. Step 6: Final answer
    x = 262,306.90

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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.