Home / 752,778.02-1,129,168.67-529,139.19

Finding the Fourth Proportional to 752,778.02, 1,129,168.67 and 529,139.19

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Solution

The fourth proportional to 752,778.02, 1,129,168.67 and 529,139.19 is: 793,709.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,778.02 : 1,129,168.67 = 529,139.19 : x
  2. Step 2: Convert to fraction form
    752,778.02/1,129,168.67 = 529,139.19/x
  3. Step 3: Cross multiply
    752,778.02x = 1,129,168.67 × 529,139.19
  4. Step 4: Simplify right side
    752,778.02x = 597,487,392,771.48
  5. Step 5: Solve for x
    x = 597,487,392,771.48/752,778.02
  6. Step 6: Final answer
    x = 793,709.94

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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.