Home / 488,360.83-673,905.86-273,451.63

Finding the Fourth Proportional to 488,360.83, 673,905.86 and 273,451.63

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Solution

The fourth proportional to 488,360.83, 673,905.86 and 273,451.63 is: 377,345.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,360.83 : 673,905.86 = 273,451.63 : x
  2. Step 2: Convert to fraction form
    488,360.83/673,905.86 = 273,451.63/x
  3. Step 3: Cross multiply
    488,360.83x = 673,905.86 × 273,451.63
  4. Step 4: Simplify right side
    488,360.83x = 184,280,653,197.65
  5. Step 5: Solve for x
    x = 184,280,653,197.65/488,360.83
  6. Step 6: Final answer
    x = 377,345.28

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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.