Home / 754,339.02-1,040,944.41-414,807.54

Finding the Fourth Proportional to 754,339.02, 1,040,944.41 and 414,807.54

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Solution

The fourth proportional to 754,339.02, 1,040,944.41 and 414,807.54 is: 572,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,339.02 : 1,040,944.41 = 414,807.54 : x
  2. Step 2: Convert to fraction form
    754,339.02/1,040,944.41 = 414,807.54/x
  3. Step 3: Cross multiply
    754,339.02x = 1,040,944.41 × 414,807.54
  4. Step 4: Simplify right side
    754,339.02x = 431,791,589,988.85
  5. Step 5: Solve for x
    x = 431,791,589,988.85/754,339.02
  6. Step 6: Final answer
    x = 572,410.52

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1.5x scale

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.