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Finding the Fourth Proportional to 334,430.27, 501,809.43 and 156,951.71

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Solution

The fourth proportional to 334,430.27, 501,809.43 and 156,951.71 is: 235,504.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,430.27 : 501,809.43 = 156,951.71 : x
  2. Step 2: Convert to fraction form
    334,430.27/501,809.43 = 156,951.71/x
  3. Step 3: Cross multiply
    334,430.27x = 501,809.43 × 156,951.71
  4. Step 4: Simplify right side
    334,430.27x = 78,759,848,132.63
  5. Step 5: Solve for x
    x = 78,759,848,132.63/334,430.27
  6. Step 6: Final answer
    x = 235,504.54

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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.