Home / 551,975.40-827,963.10-236,464.20

Finding the Fourth Proportional to 551,975.40, 827,963.10 and 236,464.20

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Solution

The fourth proportional to 551,975.40, 827,963.10 and 236,464.20 is: 354,696.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,975.40 : 827,963.10 = 236,464.20 : x
  2. Step 2: Convert to fraction form
    551,975.40/827,963.10 = 236,464.20/x
  3. Step 3: Cross multiply
    551,975.40x = 827,963.10 × 236,464.20
  4. Step 4: Simplify right side
    551,975.40x = 195,783,632,071.02
  5. Step 5: Solve for x
    x = 195,783,632,071.02/551,975.40
  6. Step 6: Final answer
    x = 354,696.30

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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.