Home / 735,322.60-1,103,016.30-415,469.80

Finding the Fourth Proportional to 735,322.60, 1,103,016.30 and 415,469.80

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Solution

The fourth proportional to 735,322.60, 1,103,016.30 and 415,469.80 is: 623,223.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,322.60 : 1,103,016.30 = 415,469.80 : x
  2. Step 2: Convert to fraction form
    735,322.60/1,103,016.30 = 415,469.80/x
  3. Step 3: Cross multiply
    735,322.60x = 1,103,016.30 × 415,469.80
  4. Step 4: Simplify right side
    735,322.60x = 458,269,961,557.74
  5. Step 5: Solve for x
    x = 458,269,961,557.74/735,322.60
  6. Step 6: Final answer
    x = 623,223.01

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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.