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Finding the Fourth Proportional to 624,182.60, 933,941.10 and 414,230.60

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Solution

The fourth proportional to 624,182.60, 933,941.10 and 414,230.60 is: 619,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,182.60 : 933,941.10 = 414,230.60 : x
  2. Step 2: Convert to fraction form
    624,182.60/933,941.10 = 414,230.60/x
  3. Step 3: Cross multiply
    624,182.60x = 933,941.10 × 414,230.60
  4. Step 4: Simplify right side
    624,182.60x = 386,866,982,217.66
  5. Step 5: Solve for x
    x = 386,866,982,217.66/624,182.60
  6. Step 6: Final answer
    x = 619,797.77

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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.