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Finding the Fourth Proportional to 466,851.60, 700,277.40 and 419,612.40

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Solution

The fourth proportional to 466,851.60, 700,277.40 and 419,612.40 is: 629,418.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,851.60 : 700,277.40 = 419,612.40 : x
  2. Step 2: Convert to fraction form
    466,851.60/700,277.40 = 419,612.40/x
  3. Step 3: Cross multiply
    466,851.60x = 700,277.40 × 419,612.40
  4. Step 4: Simplify right side
    466,851.60x = 293,845,080,479.76
  5. Step 5: Solve for x
    x = 293,845,080,479.76/466,851.60
  6. Step 6: Final answer
    x = 629,418.60

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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.