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Finding the Fourth Proportional to 507,324.48, 761,019.52 and 170,351.52

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Solution

The fourth proportional to 507,324.48, 761,019.52 and 170,351.52 is: 255,538.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,324.48 : 761,019.52 = 170,351.52 : x
  2. Step 2: Convert to fraction form
    507,324.48/761,019.52 = 170,351.52/x
  3. Step 3: Cross multiply
    507,324.48x = 761,019.52 × 170,351.52
  4. Step 4: Simplify right side
    507,324.48x = 129,640,831,981.67
  5. Step 5: Solve for x
    x = 129,640,831,981.67/507,324.48
  6. Step 6: Final answer
    x = 255,538.29

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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.