Home / 892,114.16-1,231,035.72-529,475.60

Finding the Fourth Proportional to 892,114.16, 1,231,035.72 and 529,475.60

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Solution

The fourth proportional to 892,114.16, 1,231,035.72 and 529,475.60 is: 730,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,114.16 : 1,231,035.72 = 529,475.60 : x
  2. Step 2: Convert to fraction form
    892,114.16/1,231,035.72 = 529,475.60/x
  3. Step 3: Cross multiply
    892,114.16x = 1,231,035.72 × 529,475.60
  4. Step 4: Simplify right side
    892,114.16x = 651,803,376,468.43
  5. Step 5: Solve for x
    x = 651,803,376,468.43/892,114.16
  6. Step 6: Final answer
    x = 730,627.77

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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.