Home / 441,686.03-662,052.76-216,784.67

Finding the Fourth Proportional to 441,686.03, 662,052.76 and 216,784.67

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Solution

The fourth proportional to 441,686.03, 662,052.76 and 216,784.67 is: 324,943.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,686.03 : 662,052.76 = 216,784.67 : x
  2. Step 2: Convert to fraction form
    441,686.03/662,052.76 = 216,784.67/x
  3. Step 3: Cross multiply
    441,686.03x = 662,052.76 × 216,784.67
  4. Step 4: Simplify right side
    441,686.03x = 143,522,889,099.19
  5. Step 5: Solve for x
    x = 143,522,889,099.19/441,686.03
  6. Step 6: Final answer
    x = 324,943.24

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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.