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Finding the Fourth Proportional to 252,007.80, 377,501.40 and 156,946.20

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Solution

The fourth proportional to 252,007.80, 377,501.40 and 156,946.20 is: 235,101.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,007.80 : 377,501.40 = 156,946.20 : x
  2. Step 2: Convert to fraction form
    252,007.80/377,501.40 = 156,946.20/x
  3. Step 3: Cross multiply
    252,007.80x = 377,501.40 × 156,946.20
  4. Step 4: Simplify right side
    252,007.80x = 59,247,410,224.68
  5. Step 5: Solve for x
    x = 59,247,410,224.68/252,007.80
  6. Step 6: Final answer
    x = 235,101.49

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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.