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Finding the Fourth Proportional to 539,624.13, 744,744.29 and 448,819.89

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Solution

The fourth proportional to 539,624.13, 744,744.29 and 448,819.89 is: 619,423.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,624.13 : 744,744.29 = 448,819.89 : x
  2. Step 2: Convert to fraction form
    539,624.13/744,744.29 = 448,819.89/x
  3. Step 3: Cross multiply
    539,624.13x = 744,744.29 × 448,819.89
  4. Step 4: Simplify right side
    539,624.13x = 334,256,048,071.83
  5. Step 5: Solve for x
    x = 334,256,048,071.83/539,624.13
  6. Step 6: Final answer
    x = 619,423.84

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