Home / 704,014.40-1,056,021.60-372,238.40

Finding the Fourth Proportional to 704,014.40, 1,056,021.60 and 372,238.40

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Solution

The fourth proportional to 704,014.40, 1,056,021.60 and 372,238.40 is: 558,357.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,014.40 : 1,056,021.60 = 372,238.40 : x
  2. Step 2: Convert to fraction form
    704,014.40/1,056,021.60 = 372,238.40/x
  3. Step 3: Cross multiply
    704,014.40x = 1,056,021.60 × 372,238.40
  4. Step 4: Simplify right side
    704,014.40x = 393,091,790,749.44
  5. Step 5: Solve for x
    x = 393,091,790,749.44/704,014.40
  6. Step 6: Final answer
    x = 558,357.60

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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.