Home / 480,624.75-721,094.93-196,554.21

Finding the Fourth Proportional to 480,624.75, 721,094.93 and 196,554.21

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Solution

The fourth proportional to 480,624.75, 721,094.93 and 196,554.21 is: 294,895.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,624.75 : 721,094.93 = 196,554.21 : x
  2. Step 2: Convert to fraction form
    480,624.75/721,094.93 = 196,554.21/x
  3. Step 3: Cross multiply
    480,624.75x = 721,094.93 × 196,554.21
  4. Step 4: Simplify right side
    480,624.75x = 141,734,241,351.36
  5. Step 5: Solve for x
    x = 141,734,241,351.36/480,624.75
  6. Step 6: Final answer
    x = 294,895.84

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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.