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Finding the Fourth Proportional to 264,787.29, 365,403.69 and 197,106.93

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Solution

The fourth proportional to 264,787.29, 365,403.69 and 197,106.93 is: 272,005.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,787.29 : 365,403.69 = 197,106.93 : x
  2. Step 2: Convert to fraction form
    264,787.29/365,403.69 = 197,106.93/x
  3. Step 3: Cross multiply
    264,787.29x = 365,403.69 × 197,106.93
  4. Step 4: Simplify right side
    264,787.29x = 72,023,599,546.57
  5. Step 5: Solve for x
    x = 72,023,599,546.57/264,787.29
  6. Step 6: Final answer
    x = 272,005.50

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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.