Home / 929,198.72-1,282,138.80-547,301.54

Finding the Fourth Proportional to 929,198.72, 1,282,138.80 and 547,301.54

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Solution

The fourth proportional to 929,198.72, 1,282,138.80 and 547,301.54 is: 755,184.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,198.72 : 1,282,138.80 = 547,301.54 : x
  2. Step 2: Convert to fraction form
    929,198.72/1,282,138.80 = 547,301.54/x
  3. Step 3: Cross multiply
    929,198.72x = 1,282,138.80 × 547,301.54
  4. Step 4: Simplify right side
    929,198.72x = 701,716,539,733.75
  5. Step 5: Solve for x
    x = 701,716,539,733.75/929,198.72
  6. Step 6: Final answer
    x = 755,184.57

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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.