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Finding the Fourth Proportional to 239,215.60, 358,823.40 and 227,551.60

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Solution

The fourth proportional to 239,215.60, 358,823.40 and 227,551.60 is: 341,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,215.60 : 358,823.40 = 227,551.60 : x
  2. Step 2: Convert to fraction form
    239,215.60/358,823.40 = 227,551.60/x
  3. Step 3: Cross multiply
    239,215.60x = 358,823.40 × 227,551.60
  4. Step 4: Simplify right side
    239,215.60x = 81,650,838,787.44
  5. Step 5: Solve for x
    x = 81,650,838,787.44/239,215.60
  6. Step 6: Final answer
    x = 341,327.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.