Home / 829,360.44-1,244,038.46-230,321.88

Finding the Fourth Proportional to 829,360.44, 1,244,038.46 and 230,321.88

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Solution

The fourth proportional to 829,360.44, 1,244,038.46 and 230,321.88 is: 345,482.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,360.44 : 1,244,038.46 = 230,321.88 : x
  2. Step 2: Convert to fraction form
    829,360.44/1,244,038.46 = 230,321.88/x
  3. Step 3: Cross multiply
    829,360.44x = 1,244,038.46 × 230,321.88
  4. Step 4: Simplify right side
    829,360.44x = 286,529,276,899.51
  5. Step 5: Solve for x
    x = 286,529,276,899.51/829,360.44
  6. Step 6: Final answer
    x = 345,482.21

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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.