Home / 527,215.23-790,659.27-190,212.06

Finding the Fourth Proportional to 527,215.23, 790,659.27 and 190,212.06

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Solution

The fourth proportional to 527,215.23, 790,659.27 and 190,212.06 is: 285,259.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,215.23 : 790,659.27 = 190,212.06 : x
  2. Step 2: Convert to fraction form
    527,215.23/790,659.27 = 190,212.06/x
  3. Step 3: Cross multiply
    527,215.23x = 790,659.27 × 190,212.06
  4. Step 4: Simplify right side
    527,215.23x = 150,392,928,504.80
  5. Step 5: Solve for x
    x = 150,392,928,504.80/527,215.23
  6. Step 6: Final answer
    x = 285,259.07

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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.