Home / 789,977.80-1,184,966.70-506,542.60

Finding the Fourth Proportional to 789,977.80, 1,184,966.70 and 506,542.60

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Solution

The fourth proportional to 789,977.80, 1,184,966.70 and 506,542.60 is: 759,813.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,977.80 : 1,184,966.70 = 506,542.60 : x
  2. Step 2: Convert to fraction form
    789,977.80/1,184,966.70 = 506,542.60/x
  3. Step 3: Cross multiply
    789,977.80x = 1,184,966.70 × 506,542.60
  4. Step 4: Simplify right side
    789,977.80x = 600,236,113,131.42
  5. Step 5: Solve for x
    x = 600,236,113,131.42/789,977.80
  6. Step 6: Final answer
    x = 759,813.90

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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.