Home / 348,327.42-480,691.69-203,105.18

Finding the Fourth Proportional to 348,327.42, 480,691.69 and 203,105.18

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Solution

The fourth proportional to 348,327.42, 480,691.69 and 203,105.18 is: 280,285.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,327.42 : 480,691.69 = 203,105.18 : x
  2. Step 2: Convert to fraction form
    348,327.42/480,691.69 = 203,105.18/x
  3. Step 3: Cross multiply
    348,327.42x = 480,691.69 × 203,105.18
  4. Step 4: Simplify right side
    348,327.42x = 97,630,973,284.82
  5. Step 5: Solve for x
    x = 97,630,973,284.82/348,327.42
  6. Step 6: Final answer
    x = 280,285.06

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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.