Home / 603,899.58-833,383.17-345,780.46

Finding the Fourth Proportional to 603,899.58, 833,383.17 and 345,780.46

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Solution

The fourth proportional to 603,899.58, 833,383.17 and 345,780.46 is: 477,178.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,899.58 : 833,383.17 = 345,780.46 : x
  2. Step 2: Convert to fraction form
    603,899.58/833,383.17 = 345,780.46/x
  3. Step 3: Cross multiply
    603,899.58x = 833,383.17 × 345,780.46
  4. Step 4: Simplify right side
    603,899.58x = 288,167,616,920.59
  5. Step 5: Solve for x
    x = 288,167,616,920.59/603,899.58
  6. Step 6: Final answer
    x = 477,178.04

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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.