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Finding the Fourth Proportional to 507,388.80, 761,169.52 and 174,887.04

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Solution

The fourth proportional to 507,388.80, 761,169.52 and 174,887.04 is: 262,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,388.80 : 761,169.52 = 174,887.04 : x
  2. Step 2: Convert to fraction form
    507,388.80/761,169.52 = 174,887.04/x
  3. Step 3: Cross multiply
    507,388.80x = 761,169.52 × 174,887.04
  4. Step 4: Simplify right side
    507,388.80x = 133,118,684,291.02
  5. Step 5: Solve for x
    x = 133,118,684,291.02/507,388.80
  6. Step 6: Final answer
    x = 262,360.31

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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.