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Finding the Fourth Proportional to 546,555.96, 754,248.37 and 304,832.32

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Solution

The fourth proportional to 546,555.96, 754,248.37 and 304,832.32 is: 420,669.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,555.96 : 754,248.37 = 304,832.32 : x
  2. Step 2: Convert to fraction form
    546,555.96/754,248.37 = 304,832.32/x
  3. Step 3: Cross multiply
    546,555.96x = 754,248.37 × 304,832.32
  4. Step 4: Simplify right side
    546,555.96x = 229,919,280,483.32
  5. Step 5: Solve for x
    x = 229,919,280,483.32/546,555.96
  6. Step 6: Final answer
    x = 420,669.24

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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.