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Finding the Fourth Proportional to 607,006.20, 908,435.70 and 532,356.60

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Solution

The fourth proportional to 607,006.20, 908,435.70 and 532,356.60 is: 796,716.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,006.20 : 908,435.70 = 532,356.60 : x
  2. Step 2: Convert to fraction form
    607,006.20/908,435.70 = 532,356.60/x
  3. Step 3: Cross multiply
    607,006.20x = 908,435.70 × 532,356.60
  4. Step 4: Simplify right side
    607,006.20x = 483,611,740,570.62
  5. Step 5: Solve for x
    x = 483,611,740,570.62/607,006.20
  6. Step 6: Final answer
    x = 796,716.31

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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.