Home / 405,480.93-559,567.62-233,435.04

Finding the Fourth Proportional to 405,480.93, 559,567.62 and 233,435.04

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Solution

The fourth proportional to 405,480.93, 559,567.62 and 233,435.04 is: 322,142.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,480.93 : 559,567.62 = 233,435.04 : x
  2. Step 2: Convert to fraction form
    405,480.93/559,567.62 = 233,435.04/x
  3. Step 3: Cross multiply
    405,480.93x = 559,567.62 × 233,435.04
  4. Step 4: Simplify right side
    405,480.93x = 130,622,689,757.41
  5. Step 5: Solve for x
    x = 130,622,689,757.41/405,480.93
  6. Step 6: Final answer
    x = 322,142.62

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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.