Home / 693,712.06-1,040,637.34-188,281.16

Finding the Fourth Proportional to 693,712.06, 1,040,637.34 and 188,281.16

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Solution

The fourth proportional to 693,712.06, 1,040,637.34 and 188,281.16 is: 282,440.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,712.06 : 1,040,637.34 = 188,281.16 : x
  2. Step 2: Convert to fraction form
    693,712.06/1,040,637.34 = 188,281.16/x
  3. Step 3: Cross multiply
    693,712.06x = 1,040,637.34 × 188,281.16
  4. Step 4: Simplify right side
    693,712.06x = 195,932,405,514.51
  5. Step 5: Solve for x
    x = 195,932,405,514.51/693,712.06
  6. Step 6: Final answer
    x = 282,440.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.