Home / 527,824.22-791,725.23-128,467.22

Finding the Fourth Proportional to 527,824.22, 791,725.23 and 128,467.22

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Solution

The fourth proportional to 527,824.22, 791,725.23 and 128,467.22 is: 192,698.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,824.22 : 791,725.23 = 128,467.22 : x
  2. Step 2: Convert to fraction form
    527,824.22/791,725.23 = 128,467.22/x
  3. Step 3: Cross multiply
    527,824.22x = 791,725.23 × 128,467.22
  4. Step 4: Simplify right side
    527,824.22x = 101,710,735,343.33
  5. Step 5: Solve for x
    x = 101,710,735,343.33/527,824.22
  6. Step 6: Final answer
    x = 192,698.12

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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.