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Finding the Fourth Proportional to 603,626.86, 832,172.69 and 481,533.63

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Solution

The fourth proportional to 603,626.86, 832,172.69 and 481,533.63 is: 663,852.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,626.86 : 832,172.69 = 481,533.63 : x
  2. Step 2: Convert to fraction form
    603,626.86/832,172.69 = 481,533.63/x
  3. Step 3: Cross multiply
    603,626.86x = 832,172.69 × 481,533.63
  4. Step 4: Simplify right side
    603,626.86x = 400,719,132,041.70
  5. Step 5: Solve for x
    x = 400,719,132,041.70/603,626.86
  6. Step 6: Final answer
    x = 663,852.39

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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.