Home / 549,579.48-824,486.78-170,491.98

Finding the Fourth Proportional to 549,579.48, 824,486.78 and 170,491.98

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Solution

The fourth proportional to 549,579.48, 824,486.78 and 170,491.98 is: 255,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,579.48 : 824,486.78 = 170,491.98 : x
  2. Step 2: Convert to fraction form
    549,579.48/824,486.78 = 170,491.98/x
  3. Step 3: Cross multiply
    549,579.48x = 824,486.78 × 170,491.98
  4. Step 4: Simplify right side
    549,579.48x = 140,568,383,606.02
  5. Step 5: Solve for x
    x = 140,568,383,606.02/549,579.48
  6. Step 6: Final answer
    x = 255,774.44

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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.