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Finding the Fourth Proportional to 304,130.40, 456,195.60 and 179,714.40

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Solution

The fourth proportional to 304,130.40, 456,195.60 and 179,714.40 is: 269,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,130.40 : 456,195.60 = 179,714.40 : x
  2. Step 2: Convert to fraction form
    304,130.40/456,195.60 = 179,714.40/x
  3. Step 3: Cross multiply
    304,130.40x = 456,195.60 × 179,714.40
  4. Step 4: Simplify right side
    304,130.40x = 81,984,918,536.64
  5. Step 5: Solve for x
    x = 81,984,918,536.64/304,130.40
  6. Step 6: Final answer
    x = 269,571.60

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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.