Home / 282,032.24-389,272.20-191,539.04

Finding the Fourth Proportional to 282,032.24, 389,272.20 and 191,539.04

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Solution

The fourth proportional to 282,032.24, 389,272.20 and 191,539.04 is: 264,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,032.24 : 389,272.20 = 191,539.04 : x
  2. Step 2: Convert to fraction form
    282,032.24/389,272.20 = 191,539.04/x
  3. Step 3: Cross multiply
    282,032.24x = 389,272.20 × 191,539.04
  4. Step 4: Simplify right side
    282,032.24x = 74,560,823,486.69
  5. Step 5: Solve for x
    x = 74,560,823,486.69/282,032.24
  6. Step 6: Final answer
    x = 264,369.86

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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.