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Finding the Fourth Proportional to 430,137, 593,589.06 and 241,721

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Solution

The fourth proportional to 430,137, 593,589.06 and 241,721 is: 333,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,137 : 593,589.06 = 241,721 : x
  2. Step 2: Convert to fraction form
    430,137/593,589.06 = 241,721/x
  3. Step 3: Cross multiply
    430,137x = 593,589.06 × 241,721
  4. Step 4: Simplify right side
    430,137x = 143,482,941,172.26
  5. Step 5: Solve for x
    x = 143,482,941,172.26/430,137
  6. Step 6: Final answer
    x = 333,574.98

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Why These Related Problems?

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