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Finding the Fourth Proportional to 624,688.84, 936,639.54 and 529,952.32

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Solution

The fourth proportional to 624,688.84, 936,639.54 and 529,952.32 is: 794,594.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,688.84 : 936,639.54 = 529,952.32 : x
  2. Step 2: Convert to fraction form
    624,688.84/936,639.54 = 529,952.32/x
  3. Step 3: Cross multiply
    624,688.84x = 936,639.54 × 529,952.32
  4. Step 4: Simplify right side
    624,688.84x = 496,374,297,226.73
  5. Step 5: Solve for x
    x = 496,374,297,226.73/624,688.84
  6. Step 6: Final answer
    x = 794,594.47

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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.