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Finding the Fourth Proportional to 507,951.99, 701,005.25 and 281,597.49

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Solution

The fourth proportional to 507,951.99, 701,005.25 and 281,597.49 is: 388,622.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,951.99 : 701,005.25 = 281,597.49 : x
  2. Step 2: Convert to fraction form
    507,951.99/701,005.25 = 281,597.49/x
  3. Step 3: Cross multiply
    507,951.99x = 701,005.25 × 281,597.49
  4. Step 4: Simplify right side
    507,951.99x = 197,401,317,468.84
  5. Step 5: Solve for x
    x = 197,401,317,468.84/507,951.99
  6. Step 6: Final answer
    x = 388,622.00

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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.