Home / 697,444.40-1,045,907.40-276,633.20

Finding the Fourth Proportional to 697,444.40, 1,045,907.40 and 276,633.20

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Solution

The fourth proportional to 697,444.40, 1,045,907.40 and 276,633.20 is: 414,846.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,444.40 : 1,045,907.40 = 276,633.20 : x
  2. Step 2: Convert to fraction form
    697,444.40/1,045,907.40 = 276,633.20/x
  3. Step 3: Cross multiply
    697,444.40x = 1,045,907.40 × 276,633.20
  4. Step 4: Simplify right side
    697,444.40x = 289,332,710,965.68
  5. Step 5: Solve for x
    x = 289,332,710,965.68/697,444.40
  6. Step 6: Final answer
    x = 414,846.99

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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.