Home / 689,897.44-952,046.04-384,023.44

Finding the Fourth Proportional to 689,897.44, 952,046.04 and 384,023.44

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Solution

The fourth proportional to 689,897.44, 952,046.04 and 384,023.44 is: 529,945.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    689,897.44 : 952,046.04 = 384,023.44 : x
  2. Step 2: Convert to fraction form
    689,897.44/952,046.04 = 384,023.44/x
  3. Step 3: Cross multiply
    689,897.44x = 952,046.04 × 384,023.44
  4. Step 4: Simplify right side
    689,897.44x = 365,607,995,319.18
  5. Step 5: Solve for x
    x = 365,607,995,319.18/689,897.44
  6. Step 6: Final answer
    x = 529,945.43

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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.