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Finding the Fourth Proportional to 543,973.23, 750,668.20 and 302,249.59

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Solution

The fourth proportional to 543,973.23, 750,668.20 and 302,249.59 is: 417,096.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,973.23 : 750,668.20 = 302,249.59 : x
  2. Step 2: Convert to fraction form
    543,973.23/750,668.20 = 302,249.59/x
  3. Step 3: Cross multiply
    543,973.23x = 750,668.20 × 302,249.59
  4. Step 4: Simplify right side
    543,973.23x = 226,889,153,674.34
  5. Step 5: Solve for x
    x = 226,889,153,674.34/543,973.23
  6. Step 6: Final answer
    x = 417,096.17

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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.