Home / 306,675.23-423,224.24-170,700.55

Finding the Fourth Proportional to 306,675.23, 423,224.24 and 170,700.55

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Solution

The fourth proportional to 306,675.23, 423,224.24 and 170,700.55 is: 235,573.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,675.23 : 423,224.24 = 170,700.55 : x
  2. Step 2: Convert to fraction form
    306,675.23/423,224.24 = 170,700.55/x
  3. Step 3: Cross multiply
    306,675.23x = 423,224.24 × 170,700.55
  4. Step 4: Simplify right side
    306,675.23x = 72,244,609,910.02
  5. Step 5: Solve for x
    x = 72,244,609,910.02/306,675.23
  6. Step 6: Final answer
    x = 235,573.68

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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.