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Finding the Fourth Proportional to 531,777.40, 797,186.26 and 194,583.01

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Solution

The fourth proportional to 531,777.40, 797,186.26 and 194,583.01 is: 291,698.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,777.40 : 797,186.26 = 194,583.01 : x
  2. Step 2: Convert to fraction form
    531,777.40/797,186.26 = 194,583.01/x
  3. Step 3: Cross multiply
    531,777.40x = 797,186.26 × 194,583.01
  4. Step 4: Simplify right side
    531,777.40x = 155,118,900,651.90
  5. Step 5: Solve for x
    x = 155,118,900,651.90/531,777.40
  6. Step 6: Final answer
    x = 291,698.93

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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.