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Finding the Fourth Proportional to 633,950.89, 874,852.18 and 347,464.82

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Solution

The fourth proportional to 633,950.89, 874,852.18 and 347,464.82 is: 479,501.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,950.89 : 874,852.18 = 347,464.82 : x
  2. Step 2: Convert to fraction form
    633,950.89/874,852.18 = 347,464.82/x
  3. Step 3: Cross multiply
    633,950.89x = 874,852.18 × 347,464.82
  4. Step 4: Simplify right side
    633,950.89x = 303,980,356,568.78
  5. Step 5: Solve for x
    x = 303,980,356,568.78/633,950.89
  6. Step 6: Final answer
    x = 479,501.43

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1.5x scale

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.