Home / 910,419.33-1,256,505.17-508,037.25

Finding the Fourth Proportional to 910,419.33, 1,256,505.17 and 508,037.25

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Solution

The fourth proportional to 910,419.33, 1,256,505.17 and 508,037.25 is: 701,161.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,419.33 : 1,256,505.17 = 508,037.25 : x
  2. Step 2: Convert to fraction form
    910,419.33/1,256,505.17 = 508,037.25/x
  3. Step 3: Cross multiply
    910,419.33x = 1,256,505.17 × 508,037.25
  4. Step 4: Simplify right side
    910,419.33x = 638,351,431,177.58
  5. Step 5: Solve for x
    x = 638,351,431,177.58/910,419.33
  6. Step 6: Final answer
    x = 701,161.99

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.