Home / 919,522.51-1,268,921.17-532,354.26

Finding the Fourth Proportional to 919,522.51, 1,268,921.17 and 532,354.26

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Solution

The fourth proportional to 919,522.51, 1,268,921.17 and 532,354.26 is: 734,637.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,522.51 : 1,268,921.17 = 532,354.26 : x
  2. Step 2: Convert to fraction form
    919,522.51/1,268,921.17 = 532,354.26/x
  3. Step 3: Cross multiply
    919,522.51x = 1,268,921.17 × 532,354.26
  4. Step 4: Simplify right side
    919,522.51x = 675,515,581,447.31
  5. Step 5: Solve for x
    x = 675,515,581,447.31/919,522.51
  6. Step 6: Final answer
    x = 734,637.35

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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.