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Finding the Fourth Proportional to 539,519.59, 744,537.12 and 297,802.27

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Solution

The fourth proportional to 539,519.59, 744,537.12 and 297,802.27 is: 410,967.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,519.59 : 744,537.12 = 297,802.27 : x
  2. Step 2: Convert to fraction form
    539,519.59/744,537.12 = 297,802.27/x
  3. Step 3: Cross multiply
    539,519.59x = 744,537.12 × 297,802.27
  4. Step 4: Simplify right side
    539,519.59x = 221,724,844,435.26
  5. Step 5: Solve for x
    x = 221,724,844,435.26/539,519.59
  6. Step 6: Final answer
    x = 410,967.18

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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.