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Finding the Fourth Proportional to 768,060.28, 1,152,091 and 262,625.08

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Solution

The fourth proportional to 768,060.28, 1,152,091 and 262,625.08 is: 393,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,060.28 : 1,152,091 = 262,625.08 : x
  2. Step 2: Convert to fraction form
    768,060.28/1,152,091 = 262,625.08/x
  3. Step 3: Cross multiply
    768,060.28x = 1,152,091 × 262,625.08
  4. Step 4: Simplify right side
    768,060.28x = 302,567,991,042.28
  5. Step 5: Solve for x
    x = 302,567,991,042.28/768,060.28
  6. Step 6: Final answer
    x = 393,937.82

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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.