Home / 973,418.20-1,343,302.80-543,704.60

Finding the Fourth Proportional to 973,418.20, 1,343,302.80 and 543,704.60

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Solution

The fourth proportional to 973,418.20, 1,343,302.80 and 543,704.60 is: 750,304.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,418.20 : 1,343,302.80 = 543,704.60 : x
  2. Step 2: Convert to fraction form
    973,418.20/1,343,302.80 = 543,704.60/x
  3. Step 3: Cross multiply
    973,418.20x = 1,343,302.80 × 543,704.60
  4. Step 4: Simplify right side
    973,418.20x = 730,359,911,552.88
  5. Step 5: Solve for x
    x = 730,359,911,552.88/973,418.20
  6. Step 6: Final answer
    x = 750,304.35

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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.