Home / 864,627.03-1,296,944.35-359,187.59

Finding the Fourth Proportional to 864,627.03, 1,296,944.35 and 359,187.59

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Solution

The fourth proportional to 864,627.03, 1,296,944.35 and 359,187.59 is: 538,782.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,627.03 : 1,296,944.35 = 359,187.59 : x
  2. Step 2: Convert to fraction form
    864,627.03/1,296,944.35 = 359,187.59/x
  3. Step 3: Cross multiply
    864,627.03x = 1,296,944.35 × 359,187.59
  4. Step 4: Simplify right side
    864,627.03x = 465,846,317,785.01
  5. Step 5: Solve for x
    x = 465,846,317,785.01/864,627.03
  6. Step 6: Final answer
    x = 538,782.97

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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.