Home / 217,485.30-325,839.15-177,827.70

Finding the Fourth Proportional to 217,485.30, 325,839.15 and 177,827.70

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Solution

The fourth proportional to 217,485.30, 325,839.15 and 177,827.70 is: 266,423.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,485.30 : 325,839.15 = 177,827.70 : x
  2. Step 2: Convert to fraction form
    217,485.30/325,839.15 = 177,827.70/x
  3. Step 3: Cross multiply
    217,485.30x = 325,839.15 × 177,827.70
  4. Step 4: Simplify right side
    217,485.30x = 57,943,226,614.46
  5. Step 5: Solve for x
    x = 57,943,226,614.46/217,485.30
  6. Step 6: Final answer
    x = 266,423.65

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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.