Home / 892,065.72-1,230,490.74-529,232.70

Finding the Fourth Proportional to 892,065.72, 1,230,490.74 and 529,232.70

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Solution

The fourth proportional to 892,065.72, 1,230,490.74 and 529,232.70 is: 730,008.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,065.72 : 1,230,490.74 = 529,232.70 : x
  2. Step 2: Convert to fraction form
    892,065.72/1,230,490.74 = 529,232.70/x
  3. Step 3: Cross multiply
    892,065.72x = 1,230,490.74 × 529,232.70
  4. Step 4: Simplify right side
    892,065.72x = 651,215,936,655.20
  5. Step 5: Solve for x
    x = 651,215,936,655.20/892,065.72
  6. Step 6: Final answer
    x = 730,008.92

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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.