Home / 302,193.43-416,710.30-225,589.66

Finding the Fourth Proportional to 302,193.43, 416,710.30 and 225,589.66

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Solution

The fourth proportional to 302,193.43, 416,710.30 and 225,589.66 is: 311,077.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,193.43 : 416,710.30 = 225,589.66 : x
  2. Step 2: Convert to fraction form
    302,193.43/416,710.30 = 225,589.66/x
  3. Step 3: Cross multiply
    302,193.43x = 416,710.30 × 225,589.66
  4. Step 4: Simplify right side
    302,193.43x = 94,005,534,895.50
  5. Step 5: Solve for x
    x = 94,005,534,895.50/302,193.43
  6. Step 6: Final answer
    x = 311,077.36

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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.