Home / 281,623.40-422,435.10-246,631.40

Finding the Fourth Proportional to 281,623.40, 422,435.10 and 246,631.40

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Solution

The fourth proportional to 281,623.40, 422,435.10 and 246,631.40 is: 369,947.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,623.40 : 422,435.10 = 246,631.40 : x
  2. Step 2: Convert to fraction form
    281,623.40/422,435.10 = 246,631.40/x
  3. Step 3: Cross multiply
    281,623.40x = 422,435.10 × 246,631.40
  4. Step 4: Simplify right side
    281,623.40x = 104,185,760,122.14
  5. Step 5: Solve for x
    x = 104,185,760,122.14/281,623.40
  6. Step 6: Final answer
    x = 369,947.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.