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Finding the Fourth Proportional to 578,797.84, 868,400.88 and 179,539.12

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Solution

The fourth proportional to 578,797.84, 868,400.88 and 179,539.12 is: 269,372.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,797.84 : 868,400.88 = 179,539.12 : x
  2. Step 2: Convert to fraction form
    578,797.84/868,400.88 = 179,539.12/x
  3. Step 3: Cross multiply
    578,797.84x = 868,400.88 × 179,539.12
  4. Step 4: Simplify right side
    578,797.84x = 155,911,929,802.43
  5. Step 5: Solve for x
    x = 155,911,929,802.43/578,797.84
  6. Step 6: Final answer
    x = 269,372.00

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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.