Home / 331,070.56-456,877.74-185,856.16

Finding the Fourth Proportional to 331,070.56, 456,877.74 and 185,856.16

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Solution

The fourth proportional to 331,070.56, 456,877.74 and 185,856.16 is: 256,481.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,070.56 : 456,877.74 = 185,856.16 : x
  2. Step 2: Convert to fraction form
    331,070.56/456,877.74 = 185,856.16/x
  3. Step 3: Cross multiply
    331,070.56x = 456,877.74 × 185,856.16
  4. Step 4: Simplify right side
    331,070.56x = 84,913,542,345.88
  5. Step 5: Solve for x
    x = 84,913,542,345.88/331,070.56
  6. Step 6: Final answer
    x = 256,481.71

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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.