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Finding the Fourth Proportional to 538,668.30, 808,002.45 and 183,650.70

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Solution

The fourth proportional to 538,668.30, 808,002.45 and 183,650.70 is: 275,476.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,668.30 : 808,002.45 = 183,650.70 : x
  2. Step 2: Convert to fraction form
    538,668.30/808,002.45 = 183,650.70/x
  3. Step 3: Cross multiply
    538,668.30x = 808,002.45 × 183,650.70
  4. Step 4: Simplify right side
    538,668.30x = 148,390,215,544.22
  5. Step 5: Solve for x
    x = 148,390,215,544.22/538,668.30
  6. Step 6: Final answer
    x = 275,476.05

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Similar ratio
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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.