Home / 774,057-1,161,097.80-294,292.12

Finding the Fourth Proportional to 774,057, 1,161,097.80 and 294,292.12

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Solution

The fourth proportional to 774,057, 1,161,097.80 and 294,292.12 is: 441,442.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,057 : 1,161,097.80 = 294,292.12 : x
  2. Step 2: Convert to fraction form
    774,057/1,161,097.80 = 294,292.12/x
  3. Step 3: Cross multiply
    774,057x = 1,161,097.80 × 294,292.12
  4. Step 4: Simplify right side
    774,057x = 341,701,933,089.34
  5. Step 5: Solve for x
    x = 341,701,933,089.34/774,057
  6. Step 6: Final answer
    x = 441,442.86

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Why These Related Problems?

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