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Finding the Fourth Proportional to 602,659.99, 831,610.24 and 360,936.37

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Solution

The fourth proportional to 602,659.99, 831,610.24 and 360,936.37 is: 498,055.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,659.99 : 831,610.24 = 360,936.37 : x
  2. Step 2: Convert to fraction form
    602,659.99/831,610.24 = 360,936.37/x
  3. Step 3: Cross multiply
    602,659.99x = 831,610.24 × 360,936.37
  4. Step 4: Simplify right side
    602,659.99x = 300,158,381,280.43
  5. Step 5: Solve for x
    x = 300,158,381,280.43/602,659.99
  6. Step 6: Final answer
    x = 498,055.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.