Home / 889,445.61-1,227,444.84-481,556.34

Finding the Fourth Proportional to 889,445.61, 1,227,444.84 and 481,556.34

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Solution

The fourth proportional to 889,445.61, 1,227,444.84 and 481,556.34 is: 664,553.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,445.61 : 1,227,444.84 = 481,556.34 : x
  2. Step 2: Convert to fraction form
    889,445.61/1,227,444.84 = 481,556.34/x
  3. Step 3: Cross multiply
    889,445.61x = 1,227,444.84 × 481,556.34
  4. Step 4: Simplify right side
    889,445.61x = 591,083,844,702.29
  5. Step 5: Solve for x
    x = 591,083,844,702.29/889,445.61
  6. Step 6: Final answer
    x = 664,553.11

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Double scale
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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.