Home / 739,028.76-1,108,563.78-240,392.76

Finding the Fourth Proportional to 739,028.76, 1,108,563.78 and 240,392.76

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Solution

The fourth proportional to 739,028.76, 1,108,563.78 and 240,392.76 is: 360,595.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,028.76 : 1,108,563.78 = 240,392.76 : x
  2. Step 2: Convert to fraction form
    739,028.76/1,108,563.78 = 240,392.76/x
  3. Step 3: Cross multiply
    739,028.76x = 1,108,563.78 × 240,392.76
  4. Step 4: Simplify right side
    739,028.76x = 266,490,706,710.23
  5. Step 5: Solve for x
    x = 266,490,706,710.23/739,028.76
  6. Step 6: Final answer
    x = 360,595.85

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1.5x scale

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.