Home / 362,325.10-543,487.65-228,772.30

Finding the Fourth Proportional to 362,325.10, 543,487.65 and 228,772.30

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Solution

The fourth proportional to 362,325.10, 543,487.65 and 228,772.30 is: 343,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,325.10 : 543,487.65 = 228,772.30 : x
  2. Step 2: Convert to fraction form
    362,325.10/543,487.65 = 228,772.30/x
  3. Step 3: Cross multiply
    362,325.10x = 543,487.65 × 228,772.30
  4. Step 4: Simplify right side
    362,325.10x = 124,334,919,712.10
  5. Step 5: Solve for x
    x = 124,334,919,712.10/362,325.10
  6. Step 6: Final answer
    x = 343,158.45

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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.