Home / 437,461.20-656,191.80-362,811.60

Finding the Fourth Proportional to 437,461.20, 656,191.80 and 362,811.60

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Solution

The fourth proportional to 437,461.20, 656,191.80 and 362,811.60 is: 544,217.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,461.20 : 656,191.80 = 362,811.60 : x
  2. Step 2: Convert to fraction form
    437,461.20/656,191.80 = 362,811.60/x
  3. Step 3: Cross multiply
    437,461.20x = 656,191.80 × 362,811.60
  4. Step 4: Simplify right side
    437,461.20x = 238,073,996,864.88
  5. Step 5: Solve for x
    x = 238,073,996,864.88/437,461.20
  6. Step 6: Final answer
    x = 544,217.40

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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.