Home / 827,192.70-1,241,019.45-406,482.30

Finding the Fourth Proportional to 827,192.70, 1,241,019.45 and 406,482.30

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Solution

The fourth proportional to 827,192.70, 1,241,019.45 and 406,482.30 is: 609,836.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,192.70 : 1,241,019.45 = 406,482.30 : x
  2. Step 2: Convert to fraction form
    827,192.70/1,241,019.45 = 406,482.30/x
  3. Step 3: Cross multiply
    827,192.70x = 1,241,019.45 × 406,482.30
  4. Step 4: Simplify right side
    827,192.70x = 504,452,440,380.74
  5. Step 5: Solve for x
    x = 504,452,440,380.74/827,192.70
  6. Step 6: Final answer
    x = 609,836.67

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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.