Home / 286,624.24-395,538.60-159,297.10

Finding the Fourth Proportional to 286,624.24, 395,538.60 and 159,297.10

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Solution

The fourth proportional to 286,624.24, 395,538.60 and 159,297.10 is: 219,828.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,624.24 : 395,538.60 = 159,297.10 : x
  2. Step 2: Convert to fraction form
    286,624.24/395,538.60 = 159,297.10/x
  3. Step 3: Cross multiply
    286,624.24x = 395,538.60 × 159,297.10
  4. Step 4: Simplify right side
    286,624.24x = 63,008,151,918.06
  5. Step 5: Solve for x
    x = 63,008,151,918.06/286,624.24
  6. Step 6: Final answer
    x = 219,828.41

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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.