Home / 409,623.20-614,434.80-241,661.60

Finding the Fourth Proportional to 409,623.20, 614,434.80 and 241,661.60

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Solution

The fourth proportional to 409,623.20, 614,434.80 and 241,661.60 is: 362,492.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,623.20 : 614,434.80 = 241,661.60 : x
  2. Step 2: Convert to fraction form
    409,623.20/614,434.80 = 241,661.60/x
  3. Step 3: Cross multiply
    409,623.20x = 614,434.80 × 241,661.60
  4. Step 4: Simplify right side
    409,623.20x = 148,485,296,863.68
  5. Step 5: Solve for x
    x = 148,485,296,863.68/409,623.20
  6. Step 6: Final answer
    x = 362,492.40

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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.