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Finding the Fourth Proportional to 416,482.02, 624,833.60 and 216,743.31

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Solution

The fourth proportional to 416,482.02, 624,833.60 and 216,743.31 is: 325,172.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,482.02 : 624,833.60 = 216,743.31 : x
  2. Step 2: Convert to fraction form
    416,482.02/624,833.60 = 216,743.31/x
  3. Step 3: Cross multiply
    416,482.02x = 624,833.60 × 216,743.31
  4. Step 4: Simplify right side
    416,482.02x = 135,428,501,579.50
  5. Step 5: Solve for x
    x = 135,428,501,579.50/416,482.02
  6. Step 6: Final answer
    x = 325,172.50

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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.