Home / 615,958.96-923,938.59-231,780.16

Finding the Fourth Proportional to 615,958.96, 923,938.59 and 231,780.16

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Solution

The fourth proportional to 615,958.96, 923,938.59 and 231,780.16 is: 347,670.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,958.96 : 923,938.59 = 231,780.16 : x
  2. Step 2: Convert to fraction form
    615,958.96/923,938.59 = 231,780.16/x
  3. Step 3: Cross multiply
    615,958.96x = 923,938.59 × 231,780.16
  4. Step 4: Simplify right side
    615,958.96x = 214,150,634,220.37
  5. Step 5: Solve for x
    x = 214,150,634,220.37/615,958.96
  6. Step 6: Final answer
    x = 347,670.30

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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.