Home / 854,694.06-1,281,471.60-470,623.83

Finding the Fourth Proportional to 854,694.06, 1,281,471.60 and 470,623.83

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Solution

The fourth proportional to 854,694.06, 1,281,471.60 and 470,623.83 is: 705,622.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    854,694.06 : 1,281,471.60 = 470,623.83 : x
  2. Step 2: Convert to fraction form
    854,694.06/1,281,471.60 = 470,623.83/x
  3. Step 3: Cross multiply
    854,694.06x = 1,281,471.60 × 470,623.83
  4. Step 4: Simplify right side
    854,694.06x = 603,091,072,428.23
  5. Step 5: Solve for x
    x = 603,091,072,428.23/854,694.06
  6. Step 6: Final answer
    x = 705,622.16

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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.