Home / 343,179.72-473,586.66-192,276.36

Finding the Fourth Proportional to 343,179.72, 473,586.66 and 192,276.36

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Solution

The fourth proportional to 343,179.72, 473,586.66 and 192,276.36 is: 265,340.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,179.72 : 473,586.66 = 192,276.36 : x
  2. Step 2: Convert to fraction form
    343,179.72/473,586.66 = 192,276.36/x
  3. Step 3: Cross multiply
    343,179.72x = 473,586.66 × 192,276.36
  4. Step 4: Simplify right side
    343,179.72x = 91,059,519,129.36
  5. Step 5: Solve for x
    x = 91,059,519,129.36/343,179.72
  6. Step 6: Final answer
    x = 265,340.62

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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.