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Finding the Fourth Proportional to 457,793.16, 631,762.16 and 253,852.67

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Solution

The fourth proportional to 457,793.16, 631,762.16 and 253,852.67 is: 350,320.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,793.16 : 631,762.16 = 253,852.67 : x
  2. Step 2: Convert to fraction form
    457,793.16/631,762.16 = 253,852.67/x
  3. Step 3: Cross multiply
    457,793.16x = 631,762.16 × 253,852.67
  4. Step 4: Simplify right side
    457,793.16x = 160,374,511,431.11
  5. Step 5: Solve for x
    x = 160,374,511,431.11/457,793.16
  6. Step 6: Final answer
    x = 350,320.90

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.