Home / 549,857.41-824,914.91-170,758.78

Finding the Fourth Proportional to 549,857.41, 824,914.91 and 170,758.78

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Solution

The fourth proportional to 549,857.41, 824,914.91 and 170,758.78 is: 256,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,857.41 : 824,914.91 = 170,758.78 : x
  2. Step 2: Convert to fraction form
    549,857.41/824,914.91 = 170,758.78/x
  3. Step 3: Cross multiply
    549,857.41x = 824,914.91 × 170,758.78
  4. Step 4: Simplify right side
    549,857.41x = 140,861,462,781.62
  5. Step 5: Solve for x
    x = 140,861,462,781.62/549,857.41
  6. Step 6: Final answer
    x = 256,178.17

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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.