Home / 744,604.16-1,027,523.68-405,073.76

Finding the Fourth Proportional to 744,604.16, 1,027,523.68 and 405,073.76

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Solution

The fourth proportional to 744,604.16, 1,027,523.68 and 405,073.76 is: 558,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,604.16 : 1,027,523.68 = 405,073.76 : x
  2. Step 2: Convert to fraction form
    744,604.16/1,027,523.68 = 405,073.76/x
  3. Step 3: Cross multiply
    744,604.16x = 1,027,523.68 × 405,073.76
  4. Step 4: Simplify right side
    744,604.16x = 416,222,880,546.64
  5. Step 5: Solve for x
    x = 416,222,880,546.64/744,604.16
  6. Step 6: Final answer
    x = 558,985.44

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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.