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Finding the Fourth Proportional to 533,068.76, 799,485.51 and 153,907.01

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Solution

The fourth proportional to 533,068.76, 799,485.51 and 153,907.01 is: 230,826.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,068.76 : 799,485.51 = 153,907.01 : x
  2. Step 2: Convert to fraction form
    533,068.76/799,485.51 = 153,907.01/x
  3. Step 3: Cross multiply
    533,068.76x = 799,485.51 × 153,907.01
  4. Step 4: Simplify right side
    533,068.76x = 123,046,425,667.70
  5. Step 5: Solve for x
    x = 123,046,425,667.70/533,068.76
  6. Step 6: Final answer
    x = 230,826.56

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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.