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Finding the Fourth Proportional to 539,179.53, 744,070.23 and 297,462

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Solution

The fourth proportional to 539,179.53, 744,070.23 and 297,462 is: 410,498.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,179.53 : 744,070.23 = 297,462 : x
  2. Step 2: Convert to fraction form
    539,179.53/744,070.23 = 297,462/x
  3. Step 3: Cross multiply
    539,179.53x = 744,070.23 × 297,462
  4. Step 4: Simplify right side
    539,179.53x = 221,332,618,756.26
  5. Step 5: Solve for x
    x = 221,332,618,756.26/539,179.53
  6. Step 6: Final answer
    x = 410,498.93

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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.