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Finding the Fourth Proportional to 155,257.60, 232,886.40 and 155,257.60

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Solution

The fourth proportional to 155,257.60, 232,886.40 and 155,257.60 is: 232,886.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,257.60 : 232,886.40 = 155,257.60 : x
  2. Step 2: Convert to fraction form
    155,257.60/232,886.40 = 155,257.60/x
  3. Step 3: Cross multiply
    155,257.60x = 232,886.40 × 155,257.60
  4. Step 4: Simplify right side
    155,257.60x = 36,157,383,536.64
  5. Step 5: Solve for x
    x = 36,157,383,536.64/155,257.60
  6. Step 6: Final answer
    x = 232,886.40

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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.