Home / 698,190.18-1,047,264.35-192,782.04

Finding the Fourth Proportional to 698,190.18, 1,047,264.35 and 192,782.04

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Solution

The fourth proportional to 698,190.18, 1,047,264.35 and 192,782.04 is: 289,167.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,190.18 : 1,047,264.35 = 192,782.04 : x
  2. Step 2: Convert to fraction form
    698,190.18/1,047,264.35 = 192,782.04/x
  3. Step 3: Cross multiply
    698,190.18x = 1,047,264.35 × 192,782.04
  4. Step 4: Simplify right side
    698,190.18x = 201,893,756,848.36
  5. Step 5: Solve for x
    x = 201,893,756,848.36/698,190.18
  6. Step 6: Final answer
    x = 289,167.28

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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.