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Finding the Fourth Proportional to 148,976.80, 223,465.20 and 148,976.80

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Solution

The fourth proportional to 148,976.80, 223,465.20 and 148,976.80 is: 223,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,976.80 : 223,465.20 = 148,976.80 : x
  2. Step 2: Convert to fraction form
    148,976.80/223,465.20 = 148,976.80/x
  3. Step 3: Cross multiply
    148,976.80x = 223,465.20 × 148,976.80
  4. Step 4: Simplify right side
    148,976.80x = 33,291,130,407.36
  5. Step 5: Solve for x
    x = 33,291,130,407.36/148,976.80
  6. Step 6: Final answer
    x = 223,465.20

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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.