Home / 829,299.56-1,144,786.49-557,525.07

Finding the Fourth Proportional to 829,299.56, 1,144,786.49 and 557,525.07

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Solution

The fourth proportional to 829,299.56, 1,144,786.49 and 557,525.07 is: 769,621.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,299.56 : 1,144,786.49 = 557,525.07 : x
  2. Step 2: Convert to fraction form
    829,299.56/1,144,786.49 = 557,525.07/x
  3. Step 3: Cross multiply
    829,299.56x = 1,144,786.49 × 557,525.07
  4. Step 4: Simplify right side
    829,299.56x = 638,247,165,184.68
  5. Step 5: Solve for x
    x = 638,247,165,184.68/829,299.56
  6. Step 6: Final answer
    x = 769,621.98

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1.5x scale

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.