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Finding the Fourth Proportional to 573,330.96, 791,197.23 and 315,212.31

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Solution

The fourth proportional to 573,330.96, 791,197.23 and 315,212.31 is: 434,993.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,330.96 : 791,197.23 = 315,212.31 : x
  2. Step 2: Convert to fraction form
    573,330.96/791,197.23 = 315,212.31/x
  3. Step 3: Cross multiply
    573,330.96x = 791,197.23 × 315,212.31
  4. Step 4: Simplify right side
    573,330.96x = 249,395,107,715.95
  5. Step 5: Solve for x
    x = 249,395,107,715.95/573,330.96
  6. Step 6: Final answer
    x = 434,993.27

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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.