Home / 470,926.10-706,578.09-171,427.39

Finding the Fourth Proportional to 470,926.10, 706,578.09 and 171,427.39

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Solution

The fourth proportional to 470,926.10, 706,578.09 and 171,427.39 is: 257,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,926.10 : 706,578.09 = 171,427.39 : x
  2. Step 2: Convert to fraction form
    470,926.10/706,578.09 = 171,427.39/x
  3. Step 3: Cross multiply
    470,926.10x = 706,578.09 × 171,427.39
  4. Step 4: Simplify right side
    470,926.10x = 121,126,835,390.59
  5. Step 5: Solve for x
    x = 121,126,835,390.59/470,926.10
  6. Step 6: Final answer
    x = 257,209.86

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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.