Home / 995,804.33-1,493,707.40-426,816.19

Finding the Fourth Proportional to 995,804.33, 1,493,707.40 and 426,816.19

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Solution

The fourth proportional to 995,804.33, 1,493,707.40 and 426,816.19 is: 640,224.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,804.33 : 1,493,707.40 = 426,816.19 : x
  2. Step 2: Convert to fraction form
    995,804.33/1,493,707.40 = 426,816.19/x
  3. Step 3: Cross multiply
    995,804.33x = 1,493,707.40 × 426,816.19
  4. Step 4: Simplify right side
    995,804.33x = 637,538,491,840.19
  5. Step 5: Solve for x
    x = 637,538,491,840.19/995,804.33
  6. Step 6: Final answer
    x = 640,224.66

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Double scale
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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.