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Finding the Fourth Proportional to 614,903.90, 922,744.65 and 362,183.90

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Solution

The fourth proportional to 614,903.90, 922,744.65 and 362,183.90 is: 543,504.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,903.90 : 922,744.65 = 362,183.90 : x
  2. Step 2: Convert to fraction form
    614,903.90/922,744.65 = 362,183.90/x
  3. Step 3: Cross multiply
    614,903.90x = 922,744.65 × 362,183.90
  4. Step 4: Simplify right side
    614,903.90x = 334,203,256,041.14
  5. Step 5: Solve for x
    x = 334,203,256,041.14/614,903.90
  6. Step 6: Final answer
    x = 543,504.86

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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.