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Finding the Fourth Proportional to 4,191,668.88, 5,784,503.16 and 2,283,956.88

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Solution

The fourth proportional to 4,191,668.88, 5,784,503.16 and 2,283,956.88 is: 3,151,860.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191,668.88 : 5,784,503.16 = 2,283,956.88 : x
  2. Step 2: Convert to fraction form
    4,191,668.88/5,784,503.16 = 2,283,956.88/x
  3. Step 3: Cross multiply
    4,191,668.88x = 5,784,503.16 × 2,283,956.88
  4. Step 4: Simplify right side
    4,191,668.88x = 13,211,555,789,663.74
  5. Step 5: Solve for x
    x = 13,211,555,789,663.74/4,191,668.88
  6. Step 6: Final answer
    x = 3,151,860.55

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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.