Home / 735,122.40-1,102,683.60-555,496.80

Finding the Fourth Proportional to 735,122.40, 1,102,683.60 and 555,496.80

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Solution

The fourth proportional to 735,122.40, 1,102,683.60 and 555,496.80 is: 833,245.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,122.40 : 1,102,683.60 = 555,496.80 : x
  2. Step 2: Convert to fraction form
    735,122.40/1,102,683.60 = 555,496.80/x
  3. Step 3: Cross multiply
    735,122.40x = 1,102,683.60 × 555,496.80
  4. Step 4: Simplify right side
    735,122.40x = 612,537,211,212.48
  5. Step 5: Solve for x
    x = 612,537,211,212.48/735,122.40
  6. Step 6: Final answer
    x = 833,245.20

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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.