Home / 692,558.70-1,038,706.83-243,173.94

Finding the Fourth Proportional to 692,558.70, 1,038,706.83 and 243,173.94

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Solution

The fourth proportional to 692,558.70, 1,038,706.83 and 243,173.94 is: 364,714.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,558.70 : 1,038,706.83 = 243,173.94 : x
  2. Step 2: Convert to fraction form
    692,558.70/1,038,706.83 = 243,173.94/x
  3. Step 3: Cross multiply
    692,558.70x = 1,038,706.83 × 243,173.94
  4. Step 4: Simplify right side
    692,558.70x = 252,586,432,356.01
  5. Step 5: Solve for x
    x = 252,586,432,356.01/692,558.70
  6. Step 6: Final answer
    x = 364,714.84

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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.