Home / 955,604.21-1,318,734-525,884.35

Finding the Fourth Proportional to 955,604.21, 1,318,734 and 525,884.35

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Solution

The fourth proportional to 955,604.21, 1,318,734 and 525,884.35 is: 725,720.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,604.21 : 1,318,734 = 525,884.35 : x
  2. Step 2: Convert to fraction form
    955,604.21/1,318,734 = 525,884.35/x
  3. Step 3: Cross multiply
    955,604.21x = 1,318,734 × 525,884.35
  4. Step 4: Simplify right side
    955,604.21x = 693,501,565,819.23
  5. Step 5: Solve for x
    x = 693,501,565,819.23/955,604.21
  6. Step 6: Final answer
    x = 725,720.50

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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.