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Finding the Fourth Proportional to 546,462.59, 754,116.91 and 304,745.44

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Solution

The fourth proportional to 546,462.59, 754,116.91 and 304,745.44 is: 420,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,462.59 : 754,116.91 = 304,745.44 : x
  2. Step 2: Convert to fraction form
    546,462.59/754,116.91 = 304,745.44/x
  3. Step 3: Cross multiply
    546,462.59x = 754,116.91 × 304,745.44
  4. Step 4: Simplify right side
    546,462.59x = 229,813,689,549.39
  5. Step 5: Solve for x
    x = 229,813,689,549.39/546,462.59
  6. Step 6: Final answer
    x = 420,547.89

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Double scale
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Similar ratio
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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.