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Finding the Fourth Proportional to 464,668.58, 695,242.11 and 275,230.58

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Solution

The fourth proportional to 464,668.58, 695,242.11 and 275,230.58 is: 411,802.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,668.58 : 695,242.11 = 275,230.58 : x
  2. Step 2: Convert to fraction form
    464,668.58/695,242.11 = 275,230.58/x
  3. Step 3: Cross multiply
    464,668.58x = 695,242.11 × 275,230.58
  4. Step 4: Simplify right side
    464,668.58x = 191,351,889,175.72
  5. Step 5: Solve for x
    x = 191,351,889,175.72/464,668.58
  6. Step 6: Final answer
    x = 411,802.94

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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.