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Finding the Fourth Proportional to 362,627.60, 543,941.40 and 360,003.20

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Solution

The fourth proportional to 362,627.60, 543,941.40 and 360,003.20 is: 540,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,627.60 : 543,941.40 = 360,003.20 : x
  2. Step 2: Convert to fraction form
    362,627.60/543,941.40 = 360,003.20/x
  3. Step 3: Cross multiply
    362,627.60x = 543,941.40 × 360,003.20
  4. Step 4: Simplify right side
    362,627.60x = 195,820,644,612.48
  5. Step 5: Solve for x
    x = 195,820,644,612.48/362,627.60
  6. Step 6: Final answer
    x = 540,004.80

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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.