Home / 921,652.56-1,271,359.60-576,889.94

Finding the Fourth Proportional to 921,652.56, 1,271,359.60 and 576,889.94

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Solution

The fourth proportional to 921,652.56, 1,271,359.60 and 576,889.94 is: 795,782.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,652.56 : 1,271,359.60 = 576,889.94 : x
  2. Step 2: Convert to fraction form
    921,652.56/1,271,359.60 = 576,889.94/x
  3. Step 3: Cross multiply
    921,652.56x = 1,271,359.60 × 576,889.94
  4. Step 4: Simplify right side
    921,652.56x = 733,434,565,098.60
  5. Step 5: Solve for x
    x = 733,434,565,098.60/921,652.56
  6. Step 6: Final answer
    x = 795,782.05

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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.