Home / 973,114.20-1,342,899.54-543,393

Finding the Fourth Proportional to 973,114.20, 1,342,899.54 and 543,393

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Solution

The fourth proportional to 973,114.20, 1,342,899.54 and 543,393 is: 749,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,114.20 : 1,342,899.54 = 543,393 : x
  2. Step 2: Convert to fraction form
    973,114.20/1,342,899.54 = 543,393/x
  3. Step 3: Cross multiply
    973,114.20x = 1,342,899.54 × 543,393
  4. Step 4: Simplify right side
    973,114.20x = 729,722,209,739.22
  5. Step 5: Solve for x
    x = 729,722,209,739.22/973,114.20
  6. Step 6: Final answer
    x = 749,883.43

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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.