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Finding the Fourth Proportional to 546,589.65, 754,291.76 and 304,872.04

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Solution

The fourth proportional to 546,589.65, 754,291.76 and 304,872.04 is: 420,722.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,589.65 : 754,291.76 = 304,872.04 : x
  2. Step 2: Convert to fraction form
    546,589.65/754,291.76 = 304,872.04/x
  3. Step 3: Cross multiply
    546,589.65x = 754,291.76 × 304,872.04
  4. Step 4: Simplify right side
    546,589.65x = 229,962,464,216.30
  5. Step 5: Solve for x
    x = 229,962,464,216.30/546,589.65
  6. Step 6: Final answer
    x = 420,722.32

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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.