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Finding the Fourth Proportional to 500,381.04, 690,524.81 and 270,938.26

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Solution

The fourth proportional to 500,381.04, 690,524.81 and 270,938.26 is: 373,894.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,381.04 : 690,524.81 = 270,938.26 : x
  2. Step 2: Convert to fraction form
    500,381.04/690,524.81 = 270,938.26/x
  3. Step 3: Cross multiply
    500,381.04x = 690,524.81 × 270,938.26
  4. Step 4: Simplify right side
    500,381.04x = 187,089,588,443.25
  5. Step 5: Solve for x
    x = 187,089,588,443.25/500,381.04
  6. Step 6: Final answer
    x = 373,894.24

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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.