Home / 829,169.01-1,143,680.67-507,037.68

Finding the Fourth Proportional to 829,169.01, 1,143,680.67 and 507,037.68

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Solution

The fourth proportional to 829,169.01, 1,143,680.67 and 507,037.68 is: 699,361.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,169.01 : 1,143,680.67 = 507,037.68 : x
  2. Step 2: Convert to fraction form
    829,169.01/1,143,680.67 = 507,037.68/x
  3. Step 3: Cross multiply
    829,169.01x = 1,143,680.67 × 507,037.68
  4. Step 4: Simplify right side
    829,169.01x = 579,889,192,619.84
  5. Step 5: Solve for x
    x = 579,889,192,619.84/829,169.01
  6. Step 6: Final answer
    x = 699,361.88

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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.