Home / 340,324.26-469,638.90-187,360.93

Finding the Fourth Proportional to 340,324.26, 469,638.90 and 187,360.93

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Solution

The fourth proportional to 340,324.26, 469,638.90 and 187,360.93 is: 258,553.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,324.26 : 469,638.90 = 187,360.93 : x
  2. Step 2: Convert to fraction form
    340,324.26/469,638.90 = 187,360.93/x
  3. Step 3: Cross multiply
    340,324.26x = 469,638.90 × 187,360.93
  4. Step 4: Simplify right side
    340,324.26x = 87,991,979,894.08
  5. Step 5: Solve for x
    x = 87,991,979,894.08/340,324.26
  6. Step 6: Final answer
    x = 258,553.35

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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.