Home / 729,038.40-1,093,557.60-504,336.30

Finding the Fourth Proportional to 729,038.40, 1,093,557.60 and 504,336.30

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Solution

The fourth proportional to 729,038.40, 1,093,557.60 and 504,336.30 is: 756,504.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,038.40 : 1,093,557.60 = 504,336.30 : x
  2. Step 2: Convert to fraction form
    729,038.40/1,093,557.60 = 504,336.30/x
  3. Step 3: Cross multiply
    729,038.40x = 1,093,557.60 × 504,336.30
  4. Step 4: Simplify right side
    729,038.40x = 551,520,793,820.88
  5. Step 5: Solve for x
    x = 551,520,793,820.88/729,038.40
  6. Step 6: Final answer
    x = 756,504.45

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Double scale
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Similar ratio
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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.