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Finding the Fourth Proportional to 301,568.40, 452,352.60 and 195,280.20

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Solution

The fourth proportional to 301,568.40, 452,352.60 and 195,280.20 is: 292,920.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,568.40 : 452,352.60 = 195,280.20 : x
  2. Step 2: Convert to fraction form
    301,568.40/452,352.60 = 195,280.20/x
  3. Step 3: Cross multiply
    301,568.40x = 452,352.60 × 195,280.20
  4. Step 4: Simplify right side
    301,568.40x = 88,335,506,198.52
  5. Step 5: Solve for x
    x = 88,335,506,198.52/301,568.40
  6. Step 6: Final answer
    x = 292,920.30

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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.