Home / 698,195.40-1,047,353.04-192,756.30

Finding the Fourth Proportional to 698,195.40, 1,047,353.04 and 192,756.30

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Solution

The fourth proportional to 698,195.40, 1,047,353.04 and 192,756.30 is: 289,151.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,195.40 : 1,047,353.04 = 192,756.30 : x
  2. Step 2: Convert to fraction form
    698,195.40/1,047,353.04 = 192,756.30/x
  3. Step 3: Cross multiply
    698,195.40x = 1,047,353.04 × 192,756.30
  4. Step 4: Simplify right side
    698,195.40x = 201,883,896,784.15
  5. Step 5: Solve for x
    x = 201,883,896,784.15/698,195.40
  6. Step 6: Final answer
    x = 289,151.00

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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.