Home / 704,359.83-1,056,500.85-515,014.23

Finding the Fourth Proportional to 704,359.83, 1,056,500.85 and 515,014.23

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Solution

The fourth proportional to 704,359.83, 1,056,500.85 and 515,014.23 is: 772,492.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,359.83 : 1,056,500.85 = 515,014.23 : x
  2. Step 2: Convert to fraction form
    704,359.83/1,056,500.85 = 515,014.23/x
  3. Step 3: Cross multiply
    704,359.83x = 1,056,500.85 × 515,014.23
  4. Step 4: Simplify right side
    704,359.83x = 544,112,971,757.10
  5. Step 5: Solve for x
    x = 544,112,971,757.10/704,359.83
  6. Step 6: Final answer
    x = 772,492.91

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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.