Home / 384,786.80-530,661.96-241,560.16

Finding the Fourth Proportional to 384,786.80, 530,661.96 and 241,560.16

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Solution

The fourth proportional to 384,786.80, 530,661.96 and 241,560.16 is: 333,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,786.80 : 530,661.96 = 241,560.16 : x
  2. Step 2: Convert to fraction form
    384,786.80/530,661.96 = 241,560.16/x
  3. Step 3: Cross multiply
    384,786.80x = 530,661.96 × 241,560.16
  4. Step 4: Simplify right side
    384,786.80x = 128,186,787,963.51
  5. Step 5: Solve for x
    x = 128,186,787,963.51/384,786.80
  6. Step 6: Final answer
    x = 333,137.18

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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.