Home / 384,767.10-577,150.65-319,231.10

Finding the Fourth Proportional to 384,767.10, 577,150.65 and 319,231.10

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Solution

The fourth proportional to 384,767.10, 577,150.65 and 319,231.10 is: 478,846.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,767.10 : 577,150.65 = 319,231.10 : x
  2. Step 2: Convert to fraction form
    384,767.10/577,150.65 = 319,231.10/x
  3. Step 3: Cross multiply
    384,767.10x = 577,150.65 × 319,231.10
  4. Step 4: Simplify right side
    384,767.10x = 184,244,436,865.22
  5. Step 5: Solve for x
    x = 184,244,436,865.22/384,767.10
  6. Step 6: Final answer
    x = 478,846.65

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Similar ratio
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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.