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Finding the Fourth Proportional to 499,762.24, 689,677.50 and 270,324.16

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Solution

The fourth proportional to 499,762.24, 689,677.50 and 270,324.16 is: 373,050.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,762.24 : 689,677.50 = 270,324.16 : x
  2. Step 2: Convert to fraction form
    499,762.24/689,677.50 = 270,324.16/x
  3. Step 3: Cross multiply
    499,762.24x = 689,677.50 × 270,324.16
  4. Step 4: Simplify right side
    499,762.24x = 186,436,490,858.40
  5. Step 5: Solve for x
    x = 186,436,490,858.40/499,762.24
  6. Step 6: Final answer
    x = 373,050.37

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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.