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Finding the Fourth Proportional to 307,247.32, 460,870.98 and 96,901.60

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Solution

The fourth proportional to 307,247.32, 460,870.98 and 96,901.60 is: 145,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,247.32 : 460,870.98 = 96,901.60 : x
  2. Step 2: Convert to fraction form
    307,247.32/460,870.98 = 96,901.60/x
  3. Step 3: Cross multiply
    307,247.32x = 460,870.98 × 96,901.60
  4. Step 4: Simplify right side
    307,247.32x = 44,659,135,355.57
  5. Step 5: Solve for x
    x = 44,659,135,355.57/307,247.32
  6. Step 6: Final answer
    x = 145,352.40

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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.