Home / 615,926.48-923,891.86-189,459.41

Finding the Fourth Proportional to 615,926.48, 923,891.86 and 189,459.41

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Solution

The fourth proportional to 615,926.48, 923,891.86 and 189,459.41 is: 284,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,926.48 : 923,891.86 = 189,459.41 : x
  2. Step 2: Convert to fraction form
    615,926.48/923,891.86 = 189,459.41/x
  3. Step 3: Cross multiply
    615,926.48x = 923,891.86 × 189,459.41
  4. Step 4: Simplify right side
    615,926.48x = 175,040,007,173.05
  5. Step 5: Solve for x
    x = 175,040,007,173.05/615,926.48
  6. Step 6: Final answer
    x = 284,189.77

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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.