Home / 339,267.17-468,189.11-186,315.22

Finding the Fourth Proportional to 339,267.17, 468,189.11 and 186,315.22

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Solution

The fourth proportional to 339,267.17, 468,189.11 and 186,315.22 is: 257,115.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,267.17 : 468,189.11 = 186,315.22 : x
  2. Step 2: Convert to fraction form
    339,267.17/468,189.11 = 186,315.22/x
  3. Step 3: Cross multiply
    339,267.17x = 468,189.11 × 186,315.22
  4. Step 4: Simplify right side
    339,267.17x = 87,230,757,031.25
  5. Step 5: Solve for x
    x = 87,230,757,031.25/339,267.17
  6. Step 6: Final answer
    x = 257,115.23

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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.