Home / 692,562.70-1,038,712.83-243,177.94

Finding the Fourth Proportional to 692,562.70, 1,038,712.83 and 243,177.94

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Solution

The fourth proportional to 692,562.70, 1,038,712.83 and 243,177.94 is: 364,720.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,562.70 : 1,038,712.83 = 243,177.94 : x
  2. Step 2: Convert to fraction form
    692,562.70/1,038,712.83 = 243,177.94/x
  3. Step 3: Cross multiply
    692,562.70x = 1,038,712.83 × 243,177.94
  4. Step 4: Simplify right side
    692,562.70x = 252,592,046,250.97
  5. Step 5: Solve for x
    x = 252,592,046,250.97/692,562.70
  6. Step 6: Final answer
    x = 364,720.84

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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.