Home / 769,899.04-1,061,933.52-501,989.92

Finding the Fourth Proportional to 769,899.04, 1,061,933.52 and 501,989.92

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Solution

The fourth proportional to 769,899.04, 1,061,933.52 and 501,989.92 is: 692,402.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,899.04 : 1,061,933.52 = 501,989.92 : x
  2. Step 2: Convert to fraction form
    769,899.04/1,061,933.52 = 501,989.92/x
  3. Step 3: Cross multiply
    769,899.04x = 1,061,933.52 × 501,989.92
  4. Step 4: Simplify right side
    769,899.04x = 533,079,922,750.12
  5. Step 5: Solve for x
    x = 533,079,922,750.12/769,899.04
  6. Step 6: Final answer
    x = 692,402.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.