Home / 801,841.50-1,106,568.84-439,265.28

Finding the Fourth Proportional to 801,841.50, 1,106,568.84 and 439,265.28

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Solution

The fourth proportional to 801,841.50, 1,106,568.84 and 439,265.28 is: 606,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,841.50 : 1,106,568.84 = 439,265.28 : x
  2. Step 2: Convert to fraction form
    801,841.50/1,106,568.84 = 439,265.28/x
  3. Step 3: Cross multiply
    801,841.50x = 1,106,568.84 × 439,265.28
  4. Step 4: Simplify right side
    801,841.50x = 486,077,271,341.88
  5. Step 5: Solve for x
    x = 486,077,271,341.88/801,841.50
  6. Step 6: Final answer
    x = 606,201.19

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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.