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Finding the Fourth Proportional to 334,116.60, 501,174.90 and 156,969.60

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Solution

The fourth proportional to 334,116.60, 501,174.90 and 156,969.60 is: 235,454.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,116.60 : 501,174.90 = 156,969.60 : x
  2. Step 2: Convert to fraction form
    334,116.60/501,174.90 = 156,969.60/x
  3. Step 3: Cross multiply
    334,116.60x = 501,174.90 × 156,969.60
  4. Step 4: Simplify right side
    334,116.60x = 78,669,223,583.04
  5. Step 5: Solve for x
    x = 78,669,223,583.04/334,116.60
  6. Step 6: Final answer
    x = 235,454.40

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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.