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Finding the Fourth Proportional to 587,530.50, 810,792.90 and 332,898.90

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Solution

The fourth proportional to 587,530.50, 810,792.90 and 332,898.90 is: 459,400.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,530.50 : 810,792.90 = 332,898.90 : x
  2. Step 2: Convert to fraction form
    587,530.50/810,792.90 = 332,898.90/x
  3. Step 3: Cross multiply
    587,530.50x = 810,792.90 × 332,898.90
  4. Step 4: Simplify right side
    587,530.50x = 269,912,064,537.81
  5. Step 5: Solve for x
    x = 269,912,064,537.81/587,530.50
  6. Step 6: Final answer
    x = 459,400.94

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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.