Home / 410,983.32-616,524.80-144,689.34

Finding the Fourth Proportional to 410,983.32, 616,524.80 and 144,689.34

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Solution

The fourth proportional to 410,983.32, 616,524.80 and 144,689.34 is: 217,051.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,983.32 : 616,524.80 = 144,689.34 : x
  2. Step 2: Convert to fraction form
    410,983.32/616,524.80 = 144,689.34/x
  3. Step 3: Cross multiply
    410,983.32x = 616,524.80 × 144,689.34
  4. Step 4: Simplify right side
    410,983.32x = 89,204,565,682.19
  5. Step 5: Solve for x
    x = 89,204,565,682.19/410,983.32
  6. Step 6: Final answer
    x = 217,051.55

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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.