Home / 219,457.06-302,729.48-178,665.07

Finding the Fourth Proportional to 219,457.06, 302,729.48 and 178,665.07

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Solution

The fourth proportional to 219,457.06, 302,729.48 and 178,665.07 is: 246,459.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,457.06 : 302,729.48 = 178,665.07 : x
  2. Step 2: Convert to fraction form
    219,457.06/302,729.48 = 178,665.07/x
  3. Step 3: Cross multiply
    219,457.06x = 302,729.48 × 178,665.07
  4. Step 4: Simplify right side
    219,457.06x = 54,087,183,735.26
  5. Step 5: Solve for x
    x = 54,087,183,735.26/219,457.06
  6. Step 6: Final answer
    x = 246,459.07

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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.