Home / 302,731.50-417,769.61-175,480.91

Finding the Fourth Proportional to 302,731.50, 417,769.61 and 175,480.91

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Solution

The fourth proportional to 302,731.50, 417,769.61 and 175,480.91 is: 242,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,731.50 : 417,769.61 = 175,480.91 : x
  2. Step 2: Convert to fraction form
    302,731.50/417,769.61 = 175,480.91/x
  3. Step 3: Cross multiply
    302,731.50x = 417,769.61 × 175,480.91
  4. Step 4: Simplify right side
    302,731.50x = 73,310,588,366.89
  5. Step 5: Solve for x
    x = 73,310,588,366.89/302,731.50
  6. Step 6: Final answer
    x = 242,163.73

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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.