Home / 302,617.10-453,269.55-196,328.90

Finding the Fourth Proportional to 302,617.10, 453,269.55 and 196,328.90

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Solution

The fourth proportional to 302,617.10, 453,269.55 and 196,328.90 is: 294,067.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,617.10 : 453,269.55 = 196,328.90 : x
  2. Step 2: Convert to fraction form
    302,617.10/453,269.55 = 196,328.90/x
  3. Step 3: Cross multiply
    302,617.10x = 453,269.55 × 196,328.90
  4. Step 4: Simplify right side
    302,617.10x = 88,989,912,155.00
  5. Step 5: Solve for x
    x = 88,989,912,155.00/302,617.10
  6. Step 6: Final answer
    x = 294,067.69

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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.