Home / 683,434.40-1,025,151.60-494,477.60

Finding the Fourth Proportional to 683,434.40, 1,025,151.60 and 494,477.60

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Solution

The fourth proportional to 683,434.40, 1,025,151.60 and 494,477.60 is: 741,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,434.40 : 1,025,151.60 = 494,477.60 : x
  2. Step 2: Convert to fraction form
    683,434.40/1,025,151.60 = 494,477.60/x
  3. Step 3: Cross multiply
    683,434.40x = 1,025,151.60 × 494,477.60
  4. Step 4: Simplify right side
    683,434.40x = 506,914,502,804.16
  5. Step 5: Solve for x
    x = 506,914,502,804.16/683,434.40
  6. Step 6: Final answer
    x = 741,716.40

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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.