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Finding the Fourth Proportional to 631,193.38, 946,809.51 and 276,024.58

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Solution

The fourth proportional to 631,193.38, 946,809.51 and 276,024.58 is: 414,045.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    631,193.38 : 946,809.51 = 276,024.58 : x
  2. Step 2: Convert to fraction form
    631,193.38/946,809.51 = 276,024.58/x
  3. Step 3: Cross multiply
    631,193.38x = 946,809.51 × 276,024.58
  4. Step 4: Simplify right side
    631,193.38x = 261,342,697,337.76
  5. Step 5: Solve for x
    x = 261,342,697,337.76/631,193.38
  6. Step 6: Final answer
    x = 414,045.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.