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Finding the Fourth Proportional to 383,800.05, 575,692.22 and 170,510.14

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Solution

The fourth proportional to 383,800.05, 575,692.22 and 170,510.14 is: 255,761.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,800.05 : 575,692.22 = 170,510.14 : x
  2. Step 2: Convert to fraction form
    383,800.05/575,692.22 = 170,510.14/x
  3. Step 3: Cross multiply
    383,800.05x = 575,692.22 × 170,510.14
  4. Step 4: Simplify right side
    383,800.05x = 98,161,360,896.18
  5. Step 5: Solve for x
    x = 98,161,360,896.18/383,800.05
  6. Step 6: Final answer
    x = 255,761.72

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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.