Home / 379,004.06-523,113.34-217,952.02

Finding the Fourth Proportional to 379,004.06, 523,113.34 and 217,952.02

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Solution

The fourth proportional to 379,004.06, 523,113.34 and 217,952.02 is: 300,824.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,004.06 : 523,113.34 = 217,952.02 : x
  2. Step 2: Convert to fraction form
    379,004.06/523,113.34 = 217,952.02/x
  3. Step 3: Cross multiply
    379,004.06x = 523,113.34 × 217,952.02
  4. Step 4: Simplify right side
    379,004.06x = 114,013,609,141.95
  5. Step 5: Solve for x
    x = 114,013,609,141.95/379,004.06
  6. Step 6: Final answer
    x = 300,824.24

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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.