Home / 973,540.49-1,343,485.79-543,820.60

Finding the Fourth Proportional to 973,540.49, 1,343,485.79 and 543,820.60

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Solution

The fourth proportional to 973,540.49, 1,343,485.79 and 543,820.60 is: 750,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,540.49 : 1,343,485.79 = 543,820.60 : x
  2. Step 2: Convert to fraction form
    973,540.49/1,343,485.79 = 543,820.60/x
  3. Step 3: Cross multiply
    973,540.49x = 1,343,485.79 × 543,820.60
  4. Step 4: Simplify right side
    973,540.49x = 730,615,249,408.86
  5. Step 5: Solve for x
    x = 730,615,249,408.86/973,540.49
  6. Step 6: Final answer
    x = 750,472.38

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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.