Home / 405,179.20-559,033.36-233,088.16

Finding the Fourth Proportional to 405,179.20, 559,033.36 and 233,088.16

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Solution

The fourth proportional to 405,179.20, 559,033.36 and 233,088.16 is: 321,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,179.20 : 559,033.36 = 233,088.16 : x
  2. Step 2: Convert to fraction form
    405,179.20/559,033.36 = 233,088.16/x
  3. Step 3: Cross multiply
    405,179.20x = 559,033.36 × 233,088.16
  4. Step 4: Simplify right side
    405,179.20x = 130,304,057,261.02
  5. Step 5: Solve for x
    x = 130,304,057,261.02/405,179.20
  6. Step 6: Final answer
    x = 321,596.12

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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.