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Finding the Fourth Proportional to 223,080.30, 307,818.32 and 127,568.54

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Solution

The fourth proportional to 223,080.30, 307,818.32 and 127,568.54 is: 176,026.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,080.30 : 307,818.32 = 127,568.54 : x
  2. Step 2: Convert to fraction form
    223,080.30/307,818.32 = 127,568.54/x
  3. Step 3: Cross multiply
    223,080.30x = 307,818.32 × 127,568.54
  4. Step 4: Simplify right side
    223,080.30x = 39,267,933,799.36
  5. Step 5: Solve for x
    x = 39,267,933,799.36/223,080.30
  6. Step 6: Final answer
    x = 176,026.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.