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Finding the Fourth Proportional to 539,199.88, 744,091.02 and 297,484.60

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Solution

The fourth proportional to 539,199.88, 744,091.02 and 297,484.60 is: 410,526.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,199.88 : 744,091.02 = 297,484.60 : x
  2. Step 2: Convert to fraction form
    539,199.88/744,091.02 = 297,484.60/x
  3. Step 3: Cross multiply
    539,199.88x = 744,091.02 × 297,484.60
  4. Step 4: Simplify right side
    539,199.88x = 221,355,619,448.29
  5. Step 5: Solve for x
    x = 221,355,619,448.29/539,199.88
  6. Step 6: Final answer
    x = 410,526.09

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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.