Home / 973,079.55-1,342,852.70-543,375.36

Finding the Fourth Proportional to 973,079.55, 1,342,852.70 and 543,375.36

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Solution

The fourth proportional to 973,079.55, 1,342,852.70 and 543,375.36 is: 749,859.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    973,079.55 : 1,342,852.70 = 543,375.36 : x
  2. Step 2: Convert to fraction form
    973,079.55/1,342,852.70 = 543,375.36/x
  3. Step 3: Cross multiply
    973,079.55x = 1,342,852.70 × 543,375.36
  4. Step 4: Simplify right side
    973,079.55x = 729,673,066,572.60
  5. Step 5: Solve for x
    x = 729,673,066,572.60/973,079.55
  6. Step 6: Final answer
    x = 749,859.63

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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.