Home / 919,410.50-1,379,512.35-350,962.34

Finding the Fourth Proportional to 919,410.50, 1,379,512.35 and 350,962.34

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Solution

The fourth proportional to 919,410.50, 1,379,512.35 and 350,962.34 is: 526,594.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    919,410.50 : 1,379,512.35 = 350,962.34 : x
  2. Step 2: Convert to fraction form
    919,410.50/1,379,512.35 = 350,962.34/x
  3. Step 3: Cross multiply
    919,410.50x = 1,379,512.35 × 350,962.34
  4. Step 4: Simplify right side
    919,410.50x = 484,156,875,517.34
  5. Step 5: Solve for x
    x = 484,156,875,517.34/919,410.50
  6. Step 6: Final answer
    x = 526,594.89

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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.