Home / 730,933.61-1,096,556.84-218,638.93

Finding the Fourth Proportional to 730,933.61, 1,096,556.84 and 218,638.93

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Solution

The fourth proportional to 730,933.61, 1,096,556.84 and 218,638.93 is: 328,005.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,933.61 : 1,096,556.84 = 218,638.93 : x
  2. Step 2: Convert to fraction form
    730,933.61/1,096,556.84 = 218,638.93/x
  3. Step 3: Cross multiply
    730,933.61x = 1,096,556.84 × 218,638.93
  4. Step 4: Simplify right side
    730,933.61x = 239,750,014,181.78
  5. Step 5: Solve for x
    x = 239,750,014,181.78/730,933.61
  6. Step 6: Final answer
    x = 328,005.19

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1.5x scale

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.