Home / 979,741.08-1,352,041.67-550,022.04

Finding the Fourth Proportional to 979,741.08, 1,352,041.67 and 550,022.04

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Solution

The fourth proportional to 979,741.08, 1,352,041.67 and 550,022.04 is: 759,029.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,741.08 : 1,352,041.67 = 550,022.04 : x
  2. Step 2: Convert to fraction form
    979,741.08/1,352,041.67 = 550,022.04/x
  3. Step 3: Cross multiply
    979,741.08x = 1,352,041.67 × 550,022.04
  4. Step 4: Simplify right side
    979,741.08x = 743,652,714,748.30
  5. Step 5: Solve for x
    x = 743,652,714,748.30/979,741.08
  6. Step 6: Final answer
    x = 759,029.84

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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.