Home / 889,548.47-1,227,571.73-481,641.89

Finding the Fourth Proportional to 889,548.47, 1,227,571.73 and 481,641.89

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Solution

The fourth proportional to 889,548.47, 1,227,571.73 and 481,641.89 is: 664,663.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,548.47 : 1,227,571.73 = 481,641.89 : x
  2. Step 2: Convert to fraction form
    889,548.47/1,227,571.73 = 481,641.89/x
  3. Step 3: Cross multiply
    889,548.47x = 1,227,571.73 × 481,641.89
  4. Step 4: Simplify right side
    889,548.47x = 591,249,968,147.77
  5. Step 5: Solve for x
    x = 591,249,968,147.77/889,548.47
  6. Step 6: Final answer
    x = 664,663.02

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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.