Home / 342,917.73-473,226.40-189,965.82

Finding the Fourth Proportional to 342,917.73, 473,226.40 and 189,965.82

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Solution

The fourth proportional to 342,917.73, 473,226.40 and 189,965.82 is: 262,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,917.73 : 473,226.40 = 189,965.82 : x
  2. Step 2: Convert to fraction form
    342,917.73/473,226.40 = 189,965.82/x
  3. Step 3: Cross multiply
    342,917.73x = 473,226.40 × 189,965.82
  4. Step 4: Simplify right side
    342,917.73x = 89,896,841,137.28
  5. Step 5: Solve for x
    x = 89,896,841,137.28/342,917.73
  6. Step 6: Final answer
    x = 262,152.80

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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.