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Finding the Fourth Proportional to 178,090.40, 267,135.60 and 175,325.60

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Solution

The fourth proportional to 178,090.40, 267,135.60 and 175,325.60 is: 262,988.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,090.40 : 267,135.60 = 175,325.60 : x
  2. Step 2: Convert to fraction form
    178,090.40/267,135.60 = 175,325.60/x
  3. Step 3: Cross multiply
    178,090.40x = 267,135.60 × 175,325.60
  4. Step 4: Simplify right side
    178,090.40x = 46,835,709,351.36
  5. Step 5: Solve for x
    x = 46,835,709,351.36/178,090.40
  6. Step 6: Final answer
    x = 262,988.40

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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.