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Finding the Fourth Proportional to 546,609.60, 754,322.04 and 304,907.76

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Solution

The fourth proportional to 546,609.60, 754,322.04 and 304,907.76 is: 420,773.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,609.60 : 754,322.04 = 304,907.76 : x
  2. Step 2: Convert to fraction form
    546,609.60/754,322.04 = 304,907.76/x
  3. Step 3: Cross multiply
    546,609.60x = 754,322.04 × 304,907.76
  4. Step 4: Simplify right side
    546,609.60x = 229,998,643,535.03
  5. Step 5: Solve for x
    x = 229,998,643,535.03/546,609.60
  6. Step 6: Final answer
    x = 420,773.15

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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.