Home / 384,183.02-530,241.96-229,144.26

Finding the Fourth Proportional to 384,183.02, 530,241.96 and 229,144.26

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Solution

The fourth proportional to 384,183.02, 530,241.96 and 229,144.26 is: 316,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,183.02 : 530,241.96 = 229,144.26 : x
  2. Step 2: Convert to fraction form
    384,183.02/530,241.96 = 229,144.26/x
  3. Step 3: Cross multiply
    384,183.02x = 530,241.96 × 229,144.26
  4. Step 4: Simplify right side
    384,183.02x = 121,501,901,545.15
  5. Step 5: Solve for x
    x = 121,501,901,545.15/384,183.02
  6. Step 6: Final answer
    x = 316,260.47

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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.