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Finding the Fourth Proportional to 575,787.99, 863,650.86 and 176,429.95

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Solution

The fourth proportional to 575,787.99, 863,650.86 and 176,429.95 is: 264,635.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,787.99 : 863,650.86 = 176,429.95 : x
  2. Step 2: Convert to fraction form
    575,787.99/863,650.86 = 176,429.95/x
  3. Step 3: Cross multiply
    575,787.99x = 863,650.86 × 176,429.95
  4. Step 4: Simplify right side
    575,787.99x = 152,373,875,226.52
  5. Step 5: Solve for x
    x = 152,373,875,226.52/575,787.99
  6. Step 6: Final answer
    x = 264,635.38

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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.