Home / 258,202.04-356,219.52-190,380.20

Finding the Fourth Proportional to 258,202.04, 356,219.52 and 190,380.20

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Solution

The fourth proportional to 258,202.04, 356,219.52 and 190,380.20 is: 262,651.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,202.04 : 356,219.52 = 190,380.20 : x
  2. Step 2: Convert to fraction form
    258,202.04/356,219.52 = 190,380.20/x
  3. Step 3: Cross multiply
    258,202.04x = 356,219.52 × 190,380.20
  4. Step 4: Simplify right side
    258,202.04x = 67,817,143,461.50
  5. Step 5: Solve for x
    x = 67,817,143,461.50/258,202.04
  6. Step 6: Final answer
    x = 262,651.46

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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.