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Finding the Fourth Proportional to 539,563.16, 744,597.30 and 297,845.88

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Solution

The fourth proportional to 539,563.16, 744,597.30 and 297,845.88 is: 411,027.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,563.16 : 744,597.30 = 297,845.88 : x
  2. Step 2: Convert to fraction form
    539,563.16/744,597.30 = 297,845.88/x
  3. Step 3: Cross multiply
    539,563.16x = 744,597.30 × 297,845.88
  4. Step 4: Simplify right side
    539,563.16x = 221,775,238,064.12
  5. Step 5: Solve for x
    x = 221,775,238,064.12/539,563.16
  6. Step 6: Final answer
    x = 411,027.40

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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.