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Finding the Fourth Proportional to 544,579.84, 816,870.12 and 170,632

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Solution

The fourth proportional to 544,579.84, 816,870.12 and 170,632 is: 255,948.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,579.84 : 816,870.12 = 170,632 : x
  2. Step 2: Convert to fraction form
    544,579.84/816,870.12 = 170,632/x
  3. Step 3: Cross multiply
    544,579.84x = 816,870.12 × 170,632
  4. Step 4: Simplify right side
    544,579.84x = 139,384,182,315.84
  5. Step 5: Solve for x
    x = 139,384,182,315.84/544,579.84
  6. Step 6: Final answer
    x = 255,948.11

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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.