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Finding the Fourth Proportional to 294,246.95, 440,813.34 and 173,943.72

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Solution

The fourth proportional to 294,246.95, 440,813.34 and 173,943.72 is: 260,586.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,246.95 : 440,813.34 = 173,943.72 : x
  2. Step 2: Convert to fraction form
    294,246.95/440,813.34 = 173,943.72/x
  3. Step 3: Cross multiply
    294,246.95x = 440,813.34 × 173,943.72
  4. Step 4: Simplify right side
    294,246.95x = 76,676,712,185.22
  5. Step 5: Solve for x
    x = 76,676,712,185.22/294,246.95
  6. Step 6: Final answer
    x = 260,586.26

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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.