Home / 493,999.56-681,343.23-425,206.10

Finding the Fourth Proportional to 493,999.56, 681,343.23 and 425,206.10

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Solution

The fourth proportional to 493,999.56, 681,343.23 and 425,206.10 is: 586,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,999.56 : 681,343.23 = 425,206.10 : x
  2. Step 2: Convert to fraction form
    493,999.56/681,343.23 = 425,206.10/x
  3. Step 3: Cross multiply
    493,999.56x = 681,343.23 × 425,206.10
  4. Step 4: Simplify right side
    493,999.56x = 289,711,297,589.70
  5. Step 5: Solve for x
    x = 289,711,297,589.70/493,999.56
  6. Step 6: Final answer
    x = 586,460.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.