Home / 741,939.32-1,023,783.18-440,075

Finding the Fourth Proportional to 741,939.32, 1,023,783.18 and 440,075

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Solution

The fourth proportional to 741,939.32, 1,023,783.18 and 440,075 is: 607,248.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,939.32 : 1,023,783.18 = 440,075 : x
  2. Step 2: Convert to fraction form
    741,939.32/1,023,783.18 = 440,075/x
  3. Step 3: Cross multiply
    741,939.32x = 1,023,783.18 × 440,075
  4. Step 4: Simplify right side
    741,939.32x = 450,541,382,938.50
  5. Step 5: Solve for x
    x = 450,541,382,938.50/741,939.32
  6. Step 6: Final answer
    x = 607,248.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.