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Finding the Fourth Proportional to 569,650.59, 786,096.45 and 315,006.03

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Solution

The fourth proportional to 569,650.59, 786,096.45 and 315,006.03 is: 434,696.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,650.59 : 786,096.45 = 315,006.03 : x
  2. Step 2: Convert to fraction form
    569,650.59/786,096.45 = 315,006.03/x
  3. Step 3: Cross multiply
    569,650.59x = 786,096.45 × 315,006.03
  4. Step 4: Simplify right side
    569,650.59x = 247,625,121,911.59
  5. Step 5: Solve for x
    x = 247,625,121,911.59/569,650.59
  6. Step 6: Final answer
    x = 434,696.51

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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.