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Finding the Fourth Proportional to 304,818.52, 457,154.25 and 127,229.26

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Solution

The fourth proportional to 304,818.52, 457,154.25 and 127,229.26 is: 190,813.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,818.52 : 457,154.25 = 127,229.26 : x
  2. Step 2: Convert to fraction form
    304,818.52/457,154.25 = 127,229.26/x
  3. Step 3: Cross multiply
    304,818.52x = 457,154.25 × 127,229.26
  4. Step 4: Simplify right side
    304,818.52x = 58,163,395,313.36
  5. Step 5: Solve for x
    x = 58,163,395,313.36/304,818.52
  6. Step 6: Final answer
    x = 190,813.20

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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.