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Finding the Fourth Proportional to 632,708.80, 949,984.80 and 446,545.60

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Solution

The fourth proportional to 632,708.80, 949,984.80 and 446,545.60 is: 670,468.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,708.80 : 949,984.80 = 446,545.60 : x
  2. Step 2: Convert to fraction form
    632,708.80/949,984.80 = 446,545.60/x
  3. Step 3: Cross multiply
    632,708.80x = 949,984.80 × 446,545.60
  4. Step 4: Simplify right side
    632,708.80x = 424,211,532,506.88
  5. Step 5: Solve for x
    x = 424,211,532,506.88/632,708.80
  6. Step 6: Final answer
    x = 670,468.84

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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.