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Finding the Fourth Proportional to 416,543.04, 624,816.56 and 100,999.92

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Solution

The fourth proportional to 416,543.04, 624,816.56 and 100,999.92 is: 151,500.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,543.04 : 624,816.56 = 100,999.92 : x
  2. Step 2: Convert to fraction form
    416,543.04/624,816.56 = 100,999.92/x
  3. Step 3: Cross multiply
    416,543.04x = 624,816.56 × 100,999.92
  4. Step 4: Simplify right side
    416,543.04x = 63,106,422,574.68
  5. Step 5: Solve for x
    x = 63,106,422,574.68/416,543.04
  6. Step 6: Final answer
    x = 151,500.36

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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.