Home / 923,726.72-1,274,273.28-561,054.08

Finding the Fourth Proportional to 923,726.72, 1,274,273.28 and 561,054.08

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Solution

The fourth proportional to 923,726.72, 1,274,273.28 and 561,054.08 is: 773,969.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,726.72 : 1,274,273.28 = 561,054.08 : x
  2. Step 2: Convert to fraction form
    923,726.72/1,274,273.28 = 561,054.08/x
  3. Step 3: Cross multiply
    923,726.72x = 1,274,273.28 × 561,054.08
  4. Step 4: Simplify right side
    923,726.72x = 714,936,222,778.98
  5. Step 5: Solve for x
    x = 714,936,222,778.98/923,726.72
  6. Step 6: Final answer
    x = 773,969.41

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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.