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Finding the Fourth Proportional to 605,158.80, 907,867.80 and 184,477.20

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Solution

The fourth proportional to 605,158.80, 907,867.80 and 184,477.20 is: 276,755.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,158.80 : 907,867.80 = 184,477.20 : x
  2. Step 2: Convert to fraction form
    605,158.80/907,867.80 = 184,477.20/x
  3. Step 3: Cross multiply
    605,158.80x = 907,867.80 × 184,477.20
  4. Step 4: Simplify right side
    605,158.80x = 167,480,909,714.16
  5. Step 5: Solve for x
    x = 167,480,909,714.16/605,158.80
  6. Step 6: Final answer
    x = 276,755.31

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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.