Home / 405,968.77-560,181.44-233,822.71

Finding the Fourth Proportional to 405,968.77, 560,181.44 and 233,822.71

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Solution

The fourth proportional to 405,968.77, 560,181.44 and 233,822.71 is: 322,643.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,968.77 : 560,181.44 = 233,822.71 : x
  2. Step 2: Convert to fraction form
    405,968.77/560,181.44 = 233,822.71/x
  3. Step 3: Cross multiply
    405,968.77x = 560,181.44 × 233,822.71
  4. Step 4: Simplify right side
    405,968.77x = 130,983,141,576.61
  5. Step 5: Solve for x
    x = 130,983,141,576.61/405,968.77
  6. Step 6: Final answer
    x = 322,643.40

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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.