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Finding the Fourth Proportional to 180,002.40, 270,003.60 and 46,881.60

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Solution

The fourth proportional to 180,002.40, 270,003.60 and 46,881.60 is: 70,322.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,002.40 : 270,003.60 = 46,881.60 : x
  2. Step 2: Convert to fraction form
    180,002.40/270,003.60 = 46,881.60/x
  3. Step 3: Cross multiply
    180,002.40x = 270,003.60 × 46,881.60
  4. Step 4: Simplify right side
    180,002.40x = 12,658,200,773.76
  5. Step 5: Solve for x
    x = 12,658,200,773.76/180,002.40
  6. Step 6: Final answer
    x = 70,322.40

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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.