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Finding the Fourth Proportional to 606,242.56, 836,690.16 and 348,200.32

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Solution

The fourth proportional to 606,242.56, 836,690.16 and 348,200.32 is: 480,559.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,242.56 : 836,690.16 = 348,200.32 : x
  2. Step 2: Convert to fraction form
    606,242.56/836,690.16 = 348,200.32/x
  3. Step 3: Cross multiply
    606,242.56x = 836,690.16 × 348,200.32
  4. Step 4: Simplify right side
    606,242.56x = 291,335,781,452.85
  5. Step 5: Solve for x
    x = 291,335,781,452.85/606,242.56
  6. Step 6: Final answer
    x = 480,559.76

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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.