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Finding the Fourth Proportional to 605,130.80, 907,825.80 and 184,449.20

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Solution

The fourth proportional to 605,130.80, 907,825.80 and 184,449.20 is: 276,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,130.80 : 907,825.80 = 184,449.20 : x
  2. Step 2: Convert to fraction form
    605,130.80/907,825.80 = 184,449.20/x
  3. Step 3: Cross multiply
    605,130.80x = 907,825.80 × 184,449.20
  4. Step 4: Simplify right side
    605,130.80x = 167,447,742,549.36
  5. Step 5: Solve for x
    x = 167,447,742,549.36/605,130.80
  6. Step 6: Final answer
    x = 276,713.30

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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.