Home / 351,875.27-485,588.91-190,730.96

Finding the Fourth Proportional to 351,875.27, 485,588.91 and 190,730.96

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Solution

The fourth proportional to 351,875.27, 485,588.91 and 190,730.96 is: 263,209.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,875.27 : 485,588.91 = 190,730.96 : x
  2. Step 2: Convert to fraction form
    351,875.27/485,588.91 = 190,730.96/x
  3. Step 3: Cross multiply
    351,875.27x = 485,588.91 × 190,730.96
  4. Step 4: Simplify right side
    351,875.27x = 92,616,838,969.65
  5. Step 5: Solve for x
    x = 92,616,838,969.65/351,875.27
  6. Step 6: Final answer
    x = 263,209.29

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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.