Home / 884,555.02-1,324,667.40-411,375.70

Finding the Fourth Proportional to 884,555.02, 1,324,667.40 and 411,375.70

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Solution

The fourth proportional to 884,555.02, 1,324,667.40 and 411,375.70 is: 616,056.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,555.02 : 1,324,667.40 = 411,375.70 : x
  2. Step 2: Convert to fraction form
    884,555.02/1,324,667.40 = 411,375.70/x
  3. Step 3: Cross multiply
    884,555.02x = 1,324,667.40 × 411,375.70
  4. Step 4: Simplify right side
    884,555.02x = 544,935,978,942.18
  5. Step 5: Solve for x
    x = 544,935,978,942.18/884,555.02
  6. Step 6: Final answer
    x = 616,056.62

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1.5x scale

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.