Home / 416,766.06-575,136.45-225,784.26

Finding the Fourth Proportional to 416,766.06, 575,136.45 and 225,784.26

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Solution

The fourth proportional to 416,766.06, 575,136.45 and 225,784.26 is: 311,581.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,766.06 : 575,136.45 = 225,784.26 : x
  2. Step 2: Convert to fraction form
    416,766.06/575,136.45 = 225,784.26/x
  3. Step 3: Cross multiply
    416,766.06x = 575,136.45 × 225,784.26
  4. Step 4: Simplify right side
    416,766.06x = 129,856,757,762.28
  5. Step 5: Solve for x
    x = 129,856,757,762.28/416,766.06
  6. Step 6: Final answer
    x = 311,581.89

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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.