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Finding the Fourth Proportional to 539,299.65, 744,232.63 and 297,582.03

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Solution

The fourth proportional to 539,299.65, 744,232.63 and 297,582.03 is: 410,662.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,299.65 : 744,232.63 = 297,582.03 : x
  2. Step 2: Convert to fraction form
    539,299.65/744,232.63 = 297,582.03/x
  3. Step 3: Cross multiply
    539,299.65x = 744,232.63 × 297,582.03
  4. Step 4: Simplify right side
    539,299.65x = 221,470,256,827.64
  5. Step 5: Solve for x
    x = 221,470,256,827.64/539,299.65
  6. Step 6: Final answer
    x = 410,662.71

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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.