Home / 697,219.95-1,045,834.54-191,834.33

Finding the Fourth Proportional to 697,219.95, 1,045,834.54 and 191,834.33

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Solution

The fourth proportional to 697,219.95, 1,045,834.54 and 191,834.33 is: 287,752.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,219.95 : 1,045,834.54 = 191,834.33 : x
  2. Step 2: Convert to fraction form
    697,219.95/1,045,834.54 = 191,834.33/x
  3. Step 3: Cross multiply
    697,219.95x = 1,045,834.54 × 191,834.33
  4. Step 4: Simplify right side
    697,219.95x = 200,626,962,563.00
  5. Step 5: Solve for x
    x = 200,626,962,563.00/697,219.95
  6. Step 6: Final answer
    x = 287,752.76

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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.