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Finding the Fourth Proportional to 192,483, 288,719.64 and 52,237.98

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Solution

The fourth proportional to 192,483, 288,719.64 and 52,237.98 is: 78,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,483 : 288,719.64 = 52,237.98 : x
  2. Step 2: Convert to fraction form
    192,483/288,719.64 = 52,237.98/x
  3. Step 3: Cross multiply
    192,483x = 288,719.64 × 52,237.98
  4. Step 4: Simplify right side
    192,483x = 15,082,130,779.93
  5. Step 5: Solve for x
    x = 15,082,130,779.93/192,483
  6. Step 6: Final answer
    x = 78,355.65

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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.