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Finding the Fourth Proportional to 575,787.66, 863,834.65 and 196,707.84

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Solution

The fourth proportional to 575,787.66, 863,834.65 and 196,707.84 is: 295,114.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,787.66 : 863,834.65 = 196,707.84 : x
  2. Step 2: Convert to fraction form
    575,787.66/863,834.65 = 196,707.84/x
  3. Step 3: Cross multiply
    575,787.66x = 863,834.65 × 196,707.84
  4. Step 4: Simplify right side
    575,787.66x = 169,923,048,118.66
  5. Step 5: Solve for x
    x = 169,923,048,118.66/575,787.66
  6. Step 6: Final answer
    x = 295,114.08

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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.