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Finding the Fourth Proportional to 336,711.60, 464,659.70 and 185,808.60

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Solution

The fourth proportional to 336,711.60, 464,659.70 and 185,808.60 is: 256,414.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,711.60 : 464,659.70 = 185,808.60 : x
  2. Step 2: Convert to fraction form
    336,711.60/464,659.70 = 185,808.60/x
  3. Step 3: Cross multiply
    336,711.60x = 464,659.70 × 185,808.60
  4. Step 4: Simplify right side
    336,711.60x = 86,337,768,333.42
  5. Step 5: Solve for x
    x = 86,337,768,333.42/336,711.60
  6. Step 6: Final answer
    x = 256,414.59

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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.