Home / 849,644.64-1,172,508.48-467,695.89

Finding the Fourth Proportional to 849,644.64, 1,172,508.48 and 467,695.89

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Solution

The fourth proportional to 849,644.64, 1,172,508.48 and 467,695.89 is: 645,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,644.64 : 1,172,508.48 = 467,695.89 : x
  2. Step 2: Convert to fraction form
    849,644.64/1,172,508.48 = 467,695.89/x
  3. Step 3: Cross multiply
    849,644.64x = 1,172,508.48 × 467,695.89
  4. Step 4: Simplify right side
    849,644.64x = 548,377,397,086.15
  5. Step 5: Solve for x
    x = 548,377,397,086.15/849,644.64
  6. Step 6: Final answer
    x = 645,419.71

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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.