Home / 729,630.40-1,094,445.60-335,646.40

Finding the Fourth Proportional to 729,630.40, 1,094,445.60 and 335,646.40

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Solution

The fourth proportional to 729,630.40, 1,094,445.60 and 335,646.40 is: 503,469.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,630.40 : 1,094,445.60 = 335,646.40 : x
  2. Step 2: Convert to fraction form
    729,630.40/1,094,445.60 = 335,646.40/x
  3. Step 3: Cross multiply
    729,630.40x = 1,094,445.60 × 335,646.40
  4. Step 4: Simplify right side
    729,630.40x = 367,346,725,635.84
  5. Step 5: Solve for x
    x = 367,346,725,635.84/729,630.40
  6. Step 6: Final answer
    x = 503,469.60

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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.