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Finding the Fourth Proportional to 235,434.40, 353,151.60 and 168,733.60

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Solution

The fourth proportional to 235,434.40, 353,151.60 and 168,733.60 is: 253,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,434.40 : 353,151.60 = 168,733.60 : x
  2. Step 2: Convert to fraction form
    235,434.40/353,151.60 = 168,733.60/x
  3. Step 3: Cross multiply
    235,434.40x = 353,151.60 × 168,733.60
  4. Step 4: Simplify right side
    235,434.40x = 59,588,540,813.76
  5. Step 5: Solve for x
    x = 59,588,540,813.76/235,434.40
  6. Step 6: Final answer
    x = 253,100.40

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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.