Home / 343,928.73-474,622.55-190,967.20

Finding the Fourth Proportional to 343,928.73, 474,622.55 and 190,967.20

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Solution

The fourth proportional to 343,928.73, 474,622.55 and 190,967.20 is: 263,535.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,928.73 : 474,622.55 = 190,967.20 : x
  2. Step 2: Convert to fraction form
    343,928.73/474,622.55 = 190,967.20/x
  3. Step 3: Cross multiply
    343,928.73x = 474,622.55 × 190,967.20
  4. Step 4: Simplify right side
    343,928.73x = 90,637,339,430.36
  5. Step 5: Solve for x
    x = 90,637,339,430.36/343,928.73
  6. Step 6: Final answer
    x = 263,535.24

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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.