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Finding the Fourth Proportional to 607,795.60, 838,787.24 and 366,153.96

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Solution

The fourth proportional to 607,795.60, 838,787.24 and 366,153.96 is: 505,310.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,795.60 : 838,787.24 = 366,153.96 : x
  2. Step 2: Convert to fraction form
    607,795.60/838,787.24 = 366,153.96/x
  3. Step 3: Cross multiply
    607,795.60x = 838,787.24 × 366,153.96
  4. Step 4: Simplify right side
    607,795.60x = 307,125,269,523.47
  5. Step 5: Solve for x
    x = 307,125,269,523.47/607,795.60
  6. Step 6: Final answer
    x = 505,310.12

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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.