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Finding the Fourth Proportional to 546,750.32, 754,515.91 and 305,032.94

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Solution

The fourth proportional to 546,750.32, 754,515.91 and 305,032.94 is: 420,945.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,750.32 : 754,515.91 = 305,032.94 : x
  2. Step 2: Convert to fraction form
    546,750.32/754,515.91 = 305,032.94/x
  3. Step 3: Cross multiply
    546,750.32x = 754,515.91 × 305,032.94
  4. Step 4: Simplify right side
    546,750.32x = 230,152,205,170.29
  5. Step 5: Solve for x
    x = 230,152,205,170.29/546,750.32
  6. Step 6: Final answer
    x = 420,945.72

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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.