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Finding the Fourth Proportional to 334,756.53, 501,501.51 and 259,507.94

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Solution

The fourth proportional to 334,756.53, 501,501.51 and 259,507.94 is: 388,770.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,756.53 : 501,501.51 = 259,507.94 : x
  2. Step 2: Convert to fraction form
    334,756.53/501,501.51 = 259,507.94/x
  3. Step 3: Cross multiply
    334,756.53x = 501,501.51 × 259,507.94
  4. Step 4: Simplify right side
    334,756.53x = 130,143,621,259.48
  5. Step 5: Solve for x
    x = 130,143,621,259.48/334,756.53
  6. Step 6: Final answer
    x = 388,770.97

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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.