Home / 698,153.92-1,047,210.02-192,745.76

Finding the Fourth Proportional to 698,153.92, 1,047,210.02 and 192,745.76

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Solution

The fourth proportional to 698,153.92, 1,047,210.02 and 192,745.76 is: 289,112.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,153.92 : 1,047,210.02 = 192,745.76 : x
  2. Step 2: Convert to fraction form
    698,153.92/1,047,210.02 = 192,745.76/x
  3. Step 3: Cross multiply
    698,153.92x = 1,047,210.02 × 192,745.76
  4. Step 4: Simplify right side
    698,153.92x = 201,845,291,184.52
  5. Step 5: Solve for x
    x = 201,845,291,184.52/698,153.92
  6. Step 6: Final answer
    x = 289,112.88

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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.