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Finding the Fourth Proportional to 304,435.31, 456,643.51 and 144,626.24

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Solution

The fourth proportional to 304,435.31, 456,643.51 and 144,626.24 is: 216,934.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,435.31 : 456,643.51 = 144,626.24 : x
  2. Step 2: Convert to fraction form
    304,435.31/456,643.51 = 144,626.24/x
  3. Step 3: Cross multiply
    304,435.31x = 456,643.51 × 144,626.24
  4. Step 4: Simplify right side
    304,435.31x = 66,042,634,651.75
  5. Step 5: Solve for x
    x = 66,042,634,651.75/304,435.31
  6. Step 6: Final answer
    x = 216,934.87

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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.