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Finding the Fourth Proportional to 531,762.37, 796,978.33 and 265,597.18

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Solution

The fourth proportional to 531,762.37, 796,978.33 and 265,597.18 is: 398,063.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,762.37 : 796,978.33 = 265,597.18 : x
  2. Step 2: Convert to fraction form
    531,762.37/796,978.33 = 265,597.18/x
  3. Step 3: Cross multiply
    531,762.37x = 796,978.33 × 265,597.18
  4. Step 4: Simplify right side
    531,762.37x = 211,675,194,312.67
  5. Step 5: Solve for x
    x = 211,675,194,312.67/531,762.37
  6. Step 6: Final answer
    x = 398,063.51

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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.