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Finding the Fourth Proportional to 461,673.34, 692,475.44 and 162,156.56

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Solution

The fourth proportional to 461,673.34, 692,475.44 and 162,156.56 is: 243,222.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,673.34 : 692,475.44 = 162,156.56 : x
  2. Step 2: Convert to fraction form
    461,673.34/692,475.44 = 162,156.56/x
  3. Step 3: Cross multiply
    461,673.34x = 692,475.44 × 162,156.56
  4. Step 4: Simplify right side
    461,673.34x = 112,289,435,234.89
  5. Step 5: Solve for x
    x = 112,289,435,234.89/461,673.34
  6. Step 6: Final answer
    x = 243,222.70

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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.