Home / 529,621.20-793,265.40-470,523.60

Finding the Fourth Proportional to 529,621.20, 793,265.40 and 470,523.60

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Solution

The fourth proportional to 529,621.20, 793,265.40 and 470,523.60 is: 704,749.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,621.20 : 793,265.40 = 470,523.60 : x
  2. Step 2: Convert to fraction form
    529,621.20/793,265.40 = 470,523.60/x
  3. Step 3: Cross multiply
    529,621.20x = 793,265.40 × 470,523.60
  4. Step 4: Simplify right side
    529,621.20x = 373,250,091,763.44
  5. Step 5: Solve for x
    x = 373,250,091,763.44/529,621.20
  6. Step 6: Final answer
    x = 704,749.15

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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.