Home / 704,419.48-1,056,703.11-305,100.64

Finding the Fourth Proportional to 704,419.48, 1,056,703.11 and 305,100.64

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Solution

The fourth proportional to 704,419.48, 1,056,703.11 and 305,100.64 is: 457,682.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,419.48 : 1,056,703.11 = 305,100.64 : x
  2. Step 2: Convert to fraction form
    704,419.48/1,056,703.11 = 305,100.64/x
  3. Step 3: Cross multiply
    704,419.48x = 1,056,703.11 × 305,100.64
  4. Step 4: Simplify right side
    704,419.48x = 322,400,795,150.99
  5. Step 5: Solve for x
    x = 322,400,795,150.99/704,419.48
  6. Step 6: Final answer
    x = 457,682.96

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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.