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Finding the Fourth Proportional to 633,734.40, 950,601.60 and 260,025.60

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Solution

The fourth proportional to 633,734.40, 950,601.60 and 260,025.60 is: 390,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,734.40 : 950,601.60 = 260,025.60 : x
  2. Step 2: Convert to fraction form
    633,734.40/950,601.60 = 260,025.60/x
  3. Step 3: Cross multiply
    633,734.40x = 950,601.60 × 260,025.60
  4. Step 4: Simplify right side
    633,734.40x = 247,180,751,400.96
  5. Step 5: Solve for x
    x = 247,180,751,400.96/633,734.40
  6. Step 6: Final answer
    x = 390,038.40

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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.