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Finding the Fourth Proportional to 680,667.12, 1,020,923.28 and 182,070

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Solution

The fourth proportional to 680,667.12, 1,020,923.28 and 182,070 is: 273,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,667.12 : 1,020,923.28 = 182,070 : x
  2. Step 2: Convert to fraction form
    680,667.12/1,020,923.28 = 182,070/x
  3. Step 3: Cross multiply
    680,667.12x = 1,020,923.28 × 182,070
  4. Step 4: Simplify right side
    680,667.12x = 185,879,501,589.60
  5. Step 5: Solve for x
    x = 185,879,501,589.60/680,667.12
  6. Step 6: Final answer
    x = 273,084.30

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.