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Finding the Fourth Proportional to 238,510.89, 357,778.59 and 61,019.44

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Solution

The fourth proportional to 238,510.89, 357,778.59 and 61,019.44 is: 91,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,510.89 : 357,778.59 = 61,019.44 : x
  2. Step 2: Convert to fraction form
    238,510.89/357,778.59 = 61,019.44/x
  3. Step 3: Cross multiply
    238,510.89x = 357,778.59 × 61,019.44
  4. Step 4: Simplify right side
    238,510.89x = 21,831,449,205.79
  5. Step 5: Solve for x
    x = 21,831,449,205.79/238,510.89
  6. Step 6: Final answer
    x = 91,532.30

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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.