Home / 805,890.60-1,208,835.90-569,694.60

Finding the Fourth Proportional to 805,890.60, 1,208,835.90 and 569,694.60

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Solution

The fourth proportional to 805,890.60, 1,208,835.90 and 569,694.60 is: 854,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,890.60 : 1,208,835.90 = 569,694.60 : x
  2. Step 2: Convert to fraction form
    805,890.60/1,208,835.90 = 569,694.60/x
  3. Step 3: Cross multiply
    805,890.60x = 1,208,835.90 × 569,694.60
  4. Step 4: Simplify right side
    805,890.60x = 688,667,284,516.14
  5. Step 5: Solve for x
    x = 688,667,284,516.14/805,890.60
  6. Step 6: Final answer
    x = 854,541.90

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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.