Home / 440,120.20-607,367.70-249,170.44

Finding the Fourth Proportional to 440,120.20, 607,367.70 and 249,170.44

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Solution

The fourth proportional to 440,120.20, 607,367.70 and 249,170.44 is: 343,856.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,120.20 : 607,367.70 = 249,170.44 : x
  2. Step 2: Convert to fraction form
    440,120.20/607,367.70 = 249,170.44/x
  3. Step 3: Cross multiply
    440,120.20x = 607,367.70 × 249,170.44
  4. Step 4: Simplify right side
    440,120.20x = 151,338,077,050.79
  5. Step 5: Solve for x
    x = 151,338,077,050.79/440,120.20
  6. Step 6: Final answer
    x = 343,856.24

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1.5x scale

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.