Home / 326,346.14-489,659.54-176,693.38

Finding the Fourth Proportional to 326,346.14, 489,659.54 and 176,693.38

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Solution

The fourth proportional to 326,346.14, 489,659.54 and 176,693.38 is: 265,116.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,346.14 : 489,659.54 = 176,693.38 : x
  2. Step 2: Convert to fraction form
    326,346.14/489,659.54 = 176,693.38/x
  3. Step 3: Cross multiply
    326,346.14x = 489,659.54 × 176,693.38
  4. Step 4: Simplify right side
    326,346.14x = 86,519,599,171.85
  5. Step 5: Solve for x
    x = 86,519,599,171.85/326,346.14
  6. Step 6: Final answer
    x = 265,116.05

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1.5x scale

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.