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Finding the Fourth Proportional to 624,173.99, 936,039.55 and 224,707.50

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Solution

The fourth proportional to 624,173.99, 936,039.55 and 224,707.50 is: 336,981.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,173.99 : 936,039.55 = 224,707.50 : x
  2. Step 2: Convert to fraction form
    624,173.99/936,039.55 = 224,707.50/x
  3. Step 3: Cross multiply
    624,173.99x = 936,039.55 × 224,707.50
  4. Step 4: Simplify right side
    624,173.99x = 210,335,107,181.63
  5. Step 5: Solve for x
    x = 210,335,107,181.63/624,173.99
  6. Step 6: Final answer
    x = 336,981.53

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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.