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Finding the Fourth Proportional to 468,816.65, 703,686.98 and 334,030.42

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Solution

The fourth proportional to 468,816.65, 703,686.98 and 334,030.42 is: 501,374.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,816.65 : 703,686.98 = 334,030.42 : x
  2. Step 2: Convert to fraction form
    468,816.65/703,686.98 = 334,030.42/x
  3. Step 3: Cross multiply
    468,816.65x = 703,686.98 × 334,030.42
  4. Step 4: Simplify right side
    468,816.65x = 235,052,857,477.93
  5. Step 5: Solve for x
    x = 235,052,857,477.93/468,816.65
  6. Step 6: Final answer
    x = 501,374.81

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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.