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Finding the Fourth Proportional to 531,636.53, 733,676.67 and 302,203.44

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Solution

The fourth proportional to 531,636.53, 733,676.67 and 302,203.44 is: 417,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,636.53 : 733,676.67 = 302,203.44 : x
  2. Step 2: Convert to fraction form
    531,636.53/733,676.67 = 302,203.44/x
  3. Step 3: Cross multiply
    531,636.53x = 733,676.67 × 302,203.44
  4. Step 4: Simplify right side
    531,636.53x = 221,719,613,521.75
  5. Step 5: Solve for x
    x = 221,719,613,521.75/531,636.53
  6. Step 6: Final answer
    x = 417,051.13

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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.