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Finding the Fourth Proportional to 565,644.79, 780,543.57 and 333,034.93

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Solution

The fourth proportional to 565,644.79, 780,543.57 and 333,034.93 is: 459,560.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,644.79 : 780,543.57 = 333,034.93 : x
  2. Step 2: Convert to fraction form
    565,644.79/780,543.57 = 333,034.93/x
  3. Step 3: Cross multiply
    565,644.79x = 780,543.57 × 333,034.93
  4. Step 4: Simplify right side
    565,644.79x = 259,948,273,196.90
  5. Step 5: Solve for x
    x = 259,948,273,196.90/565,644.79
  6. Step 6: Final answer
    x = 459,560.98

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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.