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Finding the Fourth Proportional to 348,001.60, 480,226.08 and 197,089.60

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Solution

The fourth proportional to 348,001.60, 480,226.08 and 197,089.60 is: 271,974.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,001.60 : 480,226.08 = 197,089.60 : x
  2. Step 2: Convert to fraction form
    348,001.60/480,226.08 = 197,089.60/x
  3. Step 3: Cross multiply
    348,001.60x = 480,226.08 × 197,089.60
  4. Step 4: Simplify right side
    348,001.60x = 94,647,566,016.77
  5. Step 5: Solve for x
    x = 94,647,566,016.77/348,001.60
  6. Step 6: Final answer
    x = 271,974.51

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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.