Home / 415,268.04-573,114.78-254,231.40

Finding the Fourth Proportional to 415,268.04, 573,114.78 and 254,231.40

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Solution

The fourth proportional to 415,268.04, 573,114.78 and 254,231.40 is: 350,866.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,268.04 : 573,114.78 = 254,231.40 : x
  2. Step 2: Convert to fraction form
    415,268.04/573,114.78 = 254,231.40/x
  3. Step 3: Cross multiply
    415,268.04x = 573,114.78 × 254,231.40
  4. Step 4: Simplify right side
    415,268.04x = 145,703,772,880.09
  5. Step 5: Solve for x
    x = 145,703,772,880.09/415,268.04
  6. Step 6: Final answer
    x = 350,866.81

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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.