Home / 704,365.08-1,056,508.74-515,019.48

Finding the Fourth Proportional to 704,365.08, 1,056,508.74 and 515,019.48

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Solution

The fourth proportional to 704,365.08, 1,056,508.74 and 515,019.48 is: 772,500.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,365.08 : 1,056,508.74 = 515,019.48 : x
  2. Step 2: Convert to fraction form
    704,365.08/1,056,508.74 = 515,019.48/x
  3. Step 3: Cross multiply
    704,365.08x = 1,056,508.74 × 515,019.48
  4. Step 4: Simplify right side
    704,365.08x = 544,122,581,890.26
  5. Step 5: Solve for x
    x = 544,122,581,890.26/704,365.08
  6. Step 6: Final answer
    x = 772,500.79

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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.