Home / 480,360.18-720,540.27-125,371.11

Finding the Fourth Proportional to 480,360.18, 720,540.27 and 125,371.11

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Solution

The fourth proportional to 480,360.18, 720,540.27 and 125,371.11 is: 188,056.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,360.18 : 720,540.27 = 125,371.11 : x
  2. Step 2: Convert to fraction form
    480,360.18/720,540.27 = 125,371.11/x
  3. Step 3: Cross multiply
    480,360.18x = 720,540.27 × 125,371.11
  4. Step 4: Simplify right side
    480,360.18x = 90,334,933,449.60
  5. Step 5: Solve for x
    x = 90,334,933,449.60/480,360.18
  6. Step 6: Final answer
    x = 188,056.67

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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.