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Finding the Fourth Proportional to 416,880.02, 625,008.99 and 195,212.18

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Solution

The fourth proportional to 416,880.02, 625,008.99 and 195,212.18 is: 292,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,880.02 : 625,008.99 = 195,212.18 : x
  2. Step 2: Convert to fraction form
    416,880.02/625,008.99 = 195,212.18/x
  3. Step 3: Cross multiply
    416,880.02x = 625,008.99 × 195,212.18
  4. Step 4: Simplify right side
    416,880.02x = 122,009,367,457.50
  5. Step 5: Solve for x
    x = 122,009,367,457.50/416,880.02
  6. Step 6: Final answer
    x = 292,672.62

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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.