Home / 405,346.64-559,433.95-233,261.06

Finding the Fourth Proportional to 405,346.64, 559,433.95 and 233,261.06

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Solution

The fourth proportional to 405,346.64, 559,433.95 and 233,261.06 is: 321,932.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,346.64 : 559,433.95 = 233,261.06 : x
  2. Step 2: Convert to fraction form
    405,346.64/559,433.95 = 233,261.06/x
  3. Step 3: Cross multiply
    405,346.64x = 559,433.95 × 233,261.06
  4. Step 4: Simplify right side
    405,346.64x = 130,494,152,796.67
  5. Step 5: Solve for x
    x = 130,494,152,796.67/405,346.64
  6. Step 6: Final answer
    x = 321,932.25

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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.