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Finding the Fourth Proportional to 605,833.80, 908,750.70 and 546,784.80

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Solution

The fourth proportional to 605,833.80, 908,750.70 and 546,784.80 is: 820,177.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,833.80 : 908,750.70 = 546,784.80 : x
  2. Step 2: Convert to fraction form
    605,833.80/908,750.70 = 546,784.80/x
  3. Step 3: Cross multiply
    605,833.80x = 908,750.70 × 546,784.80
  4. Step 4: Simplify right side
    605,833.80x = 496,891,069,749.36
  5. Step 5: Solve for x
    x = 496,891,069,749.36/605,833.80
  6. Step 6: Final answer
    x = 820,177.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.