Home / 723,385.44-998,110.32-432,951.84

Finding the Fourth Proportional to 723,385.44, 998,110.32 and 432,951.84

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Solution

The fourth proportional to 723,385.44, 998,110.32 and 432,951.84 is: 597,376.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,385.44 : 998,110.32 = 432,951.84 : x
  2. Step 2: Convert to fraction form
    723,385.44/998,110.32 = 432,951.84/x
  3. Step 3: Cross multiply
    723,385.44x = 998,110.32 × 432,951.84
  4. Step 4: Simplify right side
    723,385.44x = 432,133,699,566.99
  5. Step 5: Solve for x
    x = 432,133,699,566.99/723,385.44
  6. Step 6: Final answer
    x = 597,376.83

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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.