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Finding the Fourth Proportional to 333,668.16, 460,250.10 and 218,954.34

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Solution

The fourth proportional to 333,668.16, 460,250.10 and 218,954.34 is: 302,017.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,668.16 : 460,250.10 = 218,954.34 : x
  2. Step 2: Convert to fraction form
    333,668.16/460,250.10 = 218,954.34/x
  3. Step 3: Cross multiply
    333,668.16x = 460,250.10 × 218,954.34
  4. Step 4: Simplify right side
    333,668.16x = 100,773,756,880.43
  5. Step 5: Solve for x
    x = 100,773,756,880.43/333,668.16
  6. Step 6: Final answer
    x = 302,017.90

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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.