Home / 302,260.75-417,179.43-173,285.80

Finding the Fourth Proportional to 302,260.75, 417,179.43 and 173,285.80

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Solution

The fourth proportional to 302,260.75, 417,179.43 and 173,285.80 is: 239,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,260.75 : 417,179.43 = 173,285.80 : x
  2. Step 2: Convert to fraction form
    302,260.75/417,179.43 = 173,285.80/x
  3. Step 3: Cross multiply
    302,260.75x = 417,179.43 × 173,285.80
  4. Step 4: Simplify right side
    302,260.75x = 72,291,270,228.15
  5. Step 5: Solve for x
    x = 72,291,270,228.15/302,260.75
  6. Step 6: Final answer
    x = 239,168.57

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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.