Home / 868,173.20-1,302,247.60-526,697.96

Finding the Fourth Proportional to 868,173.20, 1,302,247.60 and 526,697.96

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Solution

The fourth proportional to 868,173.20, 1,302,247.60 and 526,697.96 is: 790,039.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,173.20 : 1,302,247.60 = 526,697.96 : x
  2. Step 2: Convert to fraction form
    868,173.20/1,302,247.60 = 526,697.96/x
  3. Step 3: Cross multiply
    868,173.20x = 1,302,247.60 × 526,697.96
  4. Step 4: Simplify right side
    868,173.20x = 685,891,154,334.90
  5. Step 5: Solve for x
    x = 685,891,154,334.90/868,173.20
  6. Step 6: Final answer
    x = 790,039.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.