Home / 737,999.17-1,018,438.85-415,709.27

Finding the Fourth Proportional to 737,999.17, 1,018,438.85 and 415,709.27

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Solution

The fourth proportional to 737,999.17, 1,018,438.85 and 415,709.27 is: 573,678.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,999.17 : 1,018,438.85 = 415,709.27 : x
  2. Step 2: Convert to fraction form
    737,999.17/1,018,438.85 = 415,709.27/x
  3. Step 3: Cross multiply
    737,999.17x = 1,018,438.85 × 415,709.27
  4. Step 4: Simplify right side
    737,999.17x = 423,374,470,873.14
  5. Step 5: Solve for x
    x = 423,374,470,873.14/737,999.17
  6. Step 6: Final answer
    x = 573,678.79

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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.