Home / 324,529.12-447,874.40-186,750.24

Finding the Fourth Proportional to 324,529.12, 447,874.40 and 186,750.24

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Solution

The fourth proportional to 324,529.12, 447,874.40 and 186,750.24 is: 257,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,529.12 : 447,874.40 = 186,750.24 : x
  2. Step 2: Convert to fraction form
    324,529.12/447,874.40 = 186,750.24/x
  3. Step 3: Cross multiply
    324,529.12x = 447,874.40 × 186,750.24
  4. Step 4: Simplify right side
    324,529.12x = 83,640,651,689.86
  5. Step 5: Solve for x
    x = 83,640,651,689.86/324,529.12
  6. Step 6: Final answer
    x = 257,729.27

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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.