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Finding the Fourth Proportional to 334,114.10, 501,171.15 and 156,967.10

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Solution

The fourth proportional to 334,114.10, 501,171.15 and 156,967.10 is: 235,450.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,114.10 : 501,171.15 = 156,967.10 : x
  2. Step 2: Convert to fraction form
    334,114.10/501,171.15 = 156,967.10/x
  3. Step 3: Cross multiply
    334,114.10x = 501,171.15 × 156,967.10
  4. Step 4: Simplify right side
    334,114.10x = 78,667,382,019.17
  5. Step 5: Solve for x
    x = 78,667,382,019.17/334,114.10
  6. Step 6: Final answer
    x = 235,450.65

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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.