Home / 723,300.65-1,084,191.50-243,361.84

Finding the Fourth Proportional to 723,300.65, 1,084,191.50 and 243,361.84

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Solution

The fourth proportional to 723,300.65, 1,084,191.50 and 243,361.84 is: 364,787.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,300.65 : 1,084,191.50 = 243,361.84 : x
  2. Step 2: Convert to fraction form
    723,300.65/1,084,191.50 = 243,361.84/x
  3. Step 3: Cross multiply
    723,300.65x = 1,084,191.50 × 243,361.84
  4. Step 4: Simplify right side
    723,300.65x = 263,850,841,201.27
  5. Step 5: Solve for x
    x = 263,850,841,201.27/723,300.65
  6. Step 6: Final answer
    x = 364,787.23

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Double scale
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Similar ratio
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1.5x scale

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.