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Finding the Fourth Proportional to 606,241.56, 836,688.78 and 348,199.32

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Solution

The fourth proportional to 606,241.56, 836,688.78 and 348,199.32 is: 480,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,241.56 : 836,688.78 = 348,199.32 : x
  2. Step 2: Convert to fraction form
    606,241.56/836,688.78 = 348,199.32/x
  3. Step 3: Cross multiply
    606,241.56x = 836,688.78 × 348,199.32
  4. Step 4: Simplify right side
    606,241.56x = 291,334,464,247.63
  5. Step 5: Solve for x
    x = 291,334,464,247.63/606,241.56
  6. Step 6: Final answer
    x = 480,558.38

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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.