Home / 985,522.05-1,359,817.29-566,336.79

Finding the Fourth Proportional to 985,522.05, 1,359,817.29 and 566,336.79

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Solution

The fourth proportional to 985,522.05, 1,359,817.29 and 566,336.79 is: 781,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,522.05 : 1,359,817.29 = 566,336.79 : x
  2. Step 2: Convert to fraction form
    985,522.05/1,359,817.29 = 566,336.79/x
  3. Step 3: Cross multiply
    985,522.05x = 1,359,817.29 × 566,336.79
  4. Step 4: Simplify right side
    985,522.05x = 770,114,559,005.10
  5. Step 5: Solve for x
    x = 770,114,559,005.10/985,522.05
  6. Step 6: Final answer
    x = 781,428.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.