Home / 621,003.90-857,076.14-349,094.19

Finding the Fourth Proportional to 621,003.90, 857,076.14 and 349,094.19

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Solution

The fourth proportional to 621,003.90, 857,076.14 and 349,094.19 is: 481,801.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    621,003.90 : 857,076.14 = 349,094.19 : x
  2. Step 2: Convert to fraction form
    621,003.90/857,076.14 = 349,094.19/x
  3. Step 3: Cross multiply
    621,003.90x = 857,076.14 × 349,094.19
  4. Step 4: Simplify right side
    621,003.90x = 299,200,299,116.16
  5. Step 5: Solve for x
    x = 299,200,299,116.16/621,003.90
  6. Step 6: Final answer
    x = 481,801.00

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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.