Home / 965,326.60-1,447,982.70-291,406.60

Finding the Fourth Proportional to 965,326.60, 1,447,982.70 and 291,406.60

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Solution

The fourth proportional to 965,326.60, 1,447,982.70 and 291,406.60 is: 437,107.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,326.60 : 1,447,982.70 = 291,406.60 : x
  2. Step 2: Convert to fraction form
    965,326.60/1,447,982.70 = 291,406.60/x
  3. Step 3: Cross multiply
    965,326.60x = 1,447,982.70 × 291,406.60
  4. Step 4: Simplify right side
    965,326.60x = 421,951,715,465.82
  5. Step 5: Solve for x
    x = 421,951,715,465.82/965,326.60
  6. Step 6: Final answer
    x = 437,107.73

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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.