Home / 973,261.85-1,342,906.47-543,475.85

Finding the Fourth Proportional to 973,261.85, 1,342,906.47 and 543,475.85

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Solution

The fourth proportional to 973,261.85, 1,342,906.47 and 543,475.85 is: 749,887.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,261.85 : 1,342,906.47 = 543,475.85 : x
  2. Step 2: Convert to fraction form
    973,261.85/1,342,906.47 = 543,475.85/x
  3. Step 3: Cross multiply
    973,261.85x = 1,342,906.47 × 543,475.85
  4. Step 4: Simplify right side
    973,261.85x = 729,837,228,539.22
  5. Step 5: Solve for x
    x = 729,837,228,539.22/973,261.85
  6. Step 6: Final answer
    x = 749,887.85

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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.