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Finding the Fourth Proportional to 607,895.64, 838,793.16 and 366,120.36

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Solution

The fourth proportional to 607,895.64, 838,793.16 and 366,120.36 is: 505,184.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,895.64 : 838,793.16 = 366,120.36 : x
  2. Step 2: Convert to fraction form
    607,895.64/838,793.16 = 366,120.36/x
  3. Step 3: Cross multiply
    607,895.64x = 838,793.16 × 366,120.36
  4. Step 4: Simplify right side
    607,895.64x = 307,099,253,704.74
  5. Step 5: Solve for x
    x = 307,099,253,704.74/607,895.64
  6. Step 6: Final answer
    x = 505,184.17

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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.