Home / 294,759.08-406,769.01-172,258.60

Finding the Fourth Proportional to 294,759.08, 406,769.01 and 172,258.60

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Solution

The fourth proportional to 294,759.08, 406,769.01 and 172,258.60 is: 237,717.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,759.08 : 406,769.01 = 172,258.60 : x
  2. Step 2: Convert to fraction form
    294,759.08/406,769.01 = 172,258.60/x
  3. Step 3: Cross multiply
    294,759.08x = 406,769.01 × 172,258.60
  4. Step 4: Simplify right side
    294,759.08x = 70,069,460,739.22
  5. Step 5: Solve for x
    x = 70,069,460,739.22/294,759.08
  6. Step 6: Final answer
    x = 237,717.74

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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.