Home / 841,001.01-1,260,615.62-419,391.15

Finding the Fourth Proportional to 841,001.01, 1,260,615.62 and 419,391.15

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Solution

The fourth proportional to 841,001.01, 1,260,615.62 and 419,391.15 is: 628,644.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    841,001.01 : 1,260,615.62 = 419,391.15 : x
  2. Step 2: Convert to fraction form
    841,001.01/1,260,615.62 = 419,391.15/x
  3. Step 3: Cross multiply
    841,001.01x = 1,260,615.62 × 419,391.15
  4. Step 4: Simplify right side
    841,001.01x = 528,691,030,900.93
  5. Step 5: Solve for x
    x = 528,691,030,900.93/841,001.01
  6. Step 6: Final answer
    x = 628,644.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.