Home / 531,683.38-796,836.16-215,968.06

Finding the Fourth Proportional to 531,683.38, 796,836.16 and 215,968.06

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Solution

The fourth proportional to 531,683.38, 796,836.16 and 215,968.06 is: 323,672.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,683.38 : 796,836.16 = 215,968.06 : x
  2. Step 2: Convert to fraction form
    531,683.38/796,836.16 = 215,968.06/x
  3. Step 3: Cross multiply
    531,683.38x = 796,836.16 × 215,968.06
  4. Step 4: Simplify right side
    531,683.38x = 172,091,159,613.05
  5. Step 5: Solve for x
    x = 172,091,159,613.05/531,683.38
  6. Step 6: Final answer
    x = 323,672.26

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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.