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Finding the Fourth Proportional to 304,461.20, 456,000.60 and 156,544.40

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Solution

The fourth proportional to 304,461.20, 456,000.60 and 156,544.40 is: 234,461.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,461.20 : 456,000.60 = 156,544.40 : x
  2. Step 2: Convert to fraction form
    304,461.20/456,000.60 = 156,544.40/x
  3. Step 3: Cross multiply
    304,461.20x = 456,000.60 × 156,544.40
  4. Step 4: Simplify right side
    304,461.20x = 71,384,340,326.64
  5. Step 5: Solve for x
    x = 71,384,340,326.64/304,461.20
  6. Step 6: Final answer
    x = 234,461.21

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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.