Home / 261,531.50-360,225.99-200,986.22

Finding the Fourth Proportional to 261,531.50, 360,225.99 and 200,986.22

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Solution

The fourth proportional to 261,531.50, 360,225.99 and 200,986.22 is: 276,832.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,531.50 : 360,225.99 = 200,986.22 : x
  2. Step 2: Convert to fraction form
    261,531.50/360,225.99 = 200,986.22/x
  3. Step 3: Cross multiply
    261,531.50x = 360,225.99 × 200,986.22
  4. Step 4: Simplify right side
    261,531.50x = 72,400,460,222.72
  5. Step 5: Solve for x
    x = 72,400,460,222.72/261,531.50
  6. Step 6: Final answer
    x = 276,832.66

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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.