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Finding the Fourth Proportional to 301,809.40, 452,714.18 and 112,245.00

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Solution

The fourth proportional to 301,809.40, 452,714.18 and 112,245.00 is: 168,367.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,809.40 : 452,714.18 = 112,245.00 : x
  2. Step 2: Convert to fraction form
    301,809.40/452,714.18 = 112,245.00/x
  3. Step 3: Cross multiply
    301,809.40x = 452,714.18 × 112,245.00
  4. Step 4: Simplify right side
    301,809.40x = 50,814,901,506.57
  5. Step 5: Solve for x
    x = 50,814,901,506.57/301,809.40
  6. Step 6: Final answer
    x = 168,367.53

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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.