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Finding the Fourth Proportional to 497,292.66, 745,933.50 and 297,668.70

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Solution

The fourth proportional to 497,292.66, 745,933.50 and 297,668.70 is: 446,499.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,292.66 : 745,933.50 = 297,668.70 : x
  2. Step 2: Convert to fraction form
    497,292.66/745,933.50 = 297,668.70/x
  3. Step 3: Cross multiply
    497,292.66x = 745,933.50 × 297,668.70
  4. Step 4: Simplify right side
    497,292.66x = 222,041,055,231.45
  5. Step 5: Solve for x
    x = 222,041,055,231.45/497,292.66
  6. Step 6: Final answer
    x = 446,499.76

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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.