Home / 527,576.30-791,475.18-172,562.60

Finding the Fourth Proportional to 527,576.30, 791,475.18 and 172,562.60

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Solution

The fourth proportional to 527,576.30, 791,475.18 and 172,562.60 is: 258,880.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,576.30 : 791,475.18 = 172,562.60 : x
  2. Step 2: Convert to fraction form
    527,576.30/791,475.18 = 172,562.60/x
  3. Step 3: Cross multiply
    527,576.30x = 791,475.18 × 172,562.60
  4. Step 4: Simplify right side
    527,576.30x = 136,579,014,896.27
  5. Step 5: Solve for x
    x = 136,579,014,896.27/527,576.30
  6. Step 6: Final answer
    x = 258,880.12

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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.