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Finding the Fourth Proportional to 497,054.80, 744,844.92 and 365,081.68

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Solution

The fourth proportional to 497,054.80, 744,844.92 and 365,081.68 is: 547,081.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,054.80 : 744,844.92 = 365,081.68 : x
  2. Step 2: Convert to fraction form
    497,054.80/744,844.92 = 365,081.68/x
  3. Step 3: Cross multiply
    497,054.80x = 744,844.92 × 365,081.68
  4. Step 4: Simplify right side
    497,054.80x = 271,929,234,733.07
  5. Step 5: Solve for x
    x = 271,929,234,733.07/497,054.80
  6. Step 6: Final answer
    x = 547,081.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.