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Finding the Fourth Proportional to 589,133.72, 812,975.56 and 334,451.48

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Solution

The fourth proportional to 589,133.72, 812,975.56 and 334,451.48 is: 461,526.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,133.72 : 812,975.56 = 334,451.48 : x
  2. Step 2: Convert to fraction form
    589,133.72/812,975.56 = 334,451.48/x
  3. Step 3: Cross multiply
    589,133.72x = 812,975.56 × 334,451.48
  4. Step 4: Simplify right side
    589,133.72x = 271,900,879,245.83
  5. Step 5: Solve for x
    x = 271,900,879,245.83/589,133.72
  6. Step 6: Final answer
    x = 461,526.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.