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Finding the Fourth Proportional to 546,632.60, 754,354.13 and 304,908.93

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Solution

The fourth proportional to 546,632.60, 754,354.13 and 304,908.93 is: 420,774.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,632.60 : 754,354.13 = 304,908.93 : x
  2. Step 2: Convert to fraction form
    546,632.60/754,354.13 = 304,908.93/x
  3. Step 3: Cross multiply
    546,632.60x = 754,354.13 × 304,908.93
  4. Step 4: Simplify right side
    546,632.60x = 230,009,309,094.84
  5. Step 5: Solve for x
    x = 230,009,309,094.84/546,632.60
  6. Step 6: Final answer
    x = 420,774.96

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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.