Home / 862,504.04-1,294,005.50-356,971.56

Finding the Fourth Proportional to 862,504.04, 1,294,005.50 and 356,971.56

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Solution

The fourth proportional to 862,504.04, 1,294,005.50 and 356,971.56 is: 535,560.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,504.04 : 1,294,005.50 = 356,971.56 : x
  2. Step 2: Convert to fraction form
    862,504.04/1,294,005.50 = 356,971.56/x
  3. Step 3: Cross multiply
    862,504.04x = 1,294,005.50 × 356,971.56
  4. Step 4: Simplify right side
    862,504.04x = 461,923,161,983.58
  5. Step 5: Solve for x
    x = 461,923,161,983.58/862,504.04
  6. Step 6: Final answer
    x = 535,560.58

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1.5x scale

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.