Home / 698,541.36-963,567-426,485.04

Finding the Fourth Proportional to 698,541.36, 963,567 and 426,485.04

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Solution

The fourth proportional to 698,541.36, 963,567 and 426,485.04 is: 588,292.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,541.36 : 963,567 = 426,485.04 : x
  2. Step 2: Convert to fraction form
    698,541.36/963,567 = 426,485.04/x
  3. Step 3: Cross multiply
    698,541.36x = 963,567 × 426,485.04
  4. Step 4: Simplify right side
    698,541.36x = 410,946,910,537.68
  5. Step 5: Solve for x
    x = 410,946,910,537.68/698,541.36
  6. Step 6: Final answer
    x = 588,292.88

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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.