Home / 342,905.61-473,193.30-189,933.48

Finding the Fourth Proportional to 342,905.61, 473,193.30 and 189,933.48

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Solution

The fourth proportional to 342,905.61, 473,193.30 and 189,933.48 is: 262,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,905.61 : 473,193.30 = 189,933.48 : x
  2. Step 2: Convert to fraction form
    342,905.61/473,193.30 = 189,933.48/x
  3. Step 3: Cross multiply
    342,905.61x = 473,193.30 × 189,933.48
  4. Step 4: Simplify right side
    342,905.61x = 89,875,250,181.68
  5. Step 5: Solve for x
    x = 89,875,250,181.68/342,905.61
  6. Step 6: Final answer
    x = 262,099.10

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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.