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Finding the Fourth Proportional to 238,323, 357,533.74 and 69,848.86

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Solution

The fourth proportional to 238,323, 357,533.74 and 69,848.86 is: 104,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,323 : 357,533.74 = 69,848.86 : x
  2. Step 2: Convert to fraction form
    238,323/357,533.74 = 69,848.86/x
  3. Step 3: Cross multiply
    238,323x = 357,533.74 × 69,848.86
  4. Step 4: Simplify right side
    238,323x = 24,973,324,150.54
  5. Step 5: Solve for x
    x = 24,973,324,150.54/238,323
  6. Step 6: Final answer
    x = 104,787.72

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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.