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Finding the Fourth Proportional to 546,687.25, 754,426.32 and 304,969.63

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Solution

The fourth proportional to 546,687.25, 754,426.32 and 304,969.63 is: 420,856.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,687.25 : 754,426.32 = 304,969.63 : x
  2. Step 2: Convert to fraction form
    546,687.25/754,426.32 = 304,969.63/x
  3. Step 3: Cross multiply
    546,687.25x = 754,426.32 × 304,969.63
  4. Step 4: Simplify right side
    546,687.25x = 230,077,118,538.08
  5. Step 5: Solve for x
    x = 230,077,118,538.08/546,687.25
  6. Step 6: Final answer
    x = 420,856.93

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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.