Home / 356,636.03-492,170.32-195,491.03

Finding the Fourth Proportional to 356,636.03, 492,170.32 and 195,491.03

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Solution

The fourth proportional to 356,636.03, 492,170.32 and 195,491.03 is: 269,784.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,636.03 : 492,170.32 = 195,491.03 : x
  2. Step 2: Convert to fraction form
    356,636.03/492,170.32 = 195,491.03/x
  3. Step 3: Cross multiply
    356,636.03x = 492,170.32 × 195,491.03
  4. Step 4: Simplify right side
    356,636.03x = 96,214,880,575.74
  5. Step 5: Solve for x
    x = 96,214,880,575.74/356,636.03
  6. Step 6: Final answer
    x = 269,784.52

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1.5x scale

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.