Home / 460,256.04-690,478.20-194,016.60

Finding the Fourth Proportional to 460,256.04, 690,478.20 and 194,016.60

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Solution

The fourth proportional to 460,256.04, 690,478.20 and 194,016.60 is: 291,064.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,256.04 : 690,478.20 = 194,016.60 : x
  2. Step 2: Convert to fraction form
    460,256.04/690,478.20 = 194,016.60/x
  3. Step 3: Cross multiply
    460,256.04x = 690,478.20 × 194,016.60
  4. Step 4: Simplify right side
    460,256.04x = 133,964,232,738.12
  5. Step 5: Solve for x
    x = 133,964,232,738.12/460,256.04
  6. Step 6: Final answer
    x = 291,064.58

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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.