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Finding the Fourth Proportional to 668,662.13, 922,769.94 and 366,856.13

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Solution

The fourth proportional to 668,662.13, 922,769.94 and 366,856.13 is: 506,270.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,662.13 : 922,769.94 = 366,856.13 : x
  2. Step 2: Convert to fraction form
    668,662.13/922,769.94 = 366,856.13/x
  3. Step 3: Cross multiply
    668,662.13x = 922,769.94 × 366,856.13
  4. Step 4: Simplify right side
    668,662.13x = 338,523,804,454.88
  5. Step 5: Solve for x
    x = 338,523,804,454.88/668,662.13
  6. Step 6: Final answer
    x = 506,270.34

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