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Finding the Fourth Proportional to 723,194.61, 997,806.56 and 569,756.54

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Solution

The fourth proportional to 723,194.61, 997,806.56 and 569,756.54 is: 786,104.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,194.61 : 997,806.56 = 569,756.54 : x
  2. Step 2: Convert to fraction form
    723,194.61/997,806.56 = 569,756.54/x
  3. Step 3: Cross multiply
    723,194.61x = 997,806.56 × 569,756.54
  4. Step 4: Simplify right side
    723,194.61x = 568,506,805,377.09
  5. Step 5: Solve for x
    x = 568,506,805,377.09/723,194.61
  6. Step 6: Final answer
    x = 786,104.87

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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.