Home / 735,020.40-1,102,530.60-236,434.80

Finding the Fourth Proportional to 735,020.40, 1,102,530.60 and 236,434.80

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Solution

The fourth proportional to 735,020.40, 1,102,530.60 and 236,434.80 is: 354,652.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    735,020.40 : 1,102,530.60 = 236,434.80 : x
  2. Step 2: Convert to fraction form
    735,020.40/1,102,530.60 = 236,434.80/x
  3. Step 3: Cross multiply
    735,020.40x = 1,102,530.60 × 236,434.80
  4. Step 4: Simplify right side
    735,020.40x = 260,676,601,904.88
  5. Step 5: Solve for x
    x = 260,676,601,904.88/735,020.40
  6. Step 6: Final answer
    x = 354,652.20

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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.