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Finding the Fourth Proportional to 523,865.76, 789,299.23 and 473,323.53

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Solution

The fourth proportional to 523,865.76, 789,299.23 and 473,323.53 is: 713,148.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,865.76 : 789,299.23 = 473,323.53 : x
  2. Step 2: Convert to fraction form
    523,865.76/789,299.23 = 473,323.53/x
  3. Step 3: Cross multiply
    523,865.76x = 789,299.23 × 473,323.53
  4. Step 4: Simplify right side
    523,865.76x = 373,593,897,769.88
  5. Step 5: Solve for x
    x = 373,593,897,769.88/523,865.76
  6. Step 6: Final answer
    x = 713,148.15

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.