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Finding the Fourth Proportional to 589,959.60, 884,766.60 and 274,340.40

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Solution

The fourth proportional to 589,959.60, 884,766.60 and 274,340.40 is: 411,430.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,959.60 : 884,766.60 = 274,340.40 : x
  2. Step 2: Convert to fraction form
    589,959.60/884,766.60 = 274,340.40/x
  3. Step 3: Cross multiply
    589,959.60x = 884,766.60 × 274,340.40
  4. Step 4: Simplify right side
    589,959.60x = 242,727,222,950.64
  5. Step 5: Solve for x
    x = 242,727,222,950.64/589,959.60
  6. Step 6: Final answer
    x = 411,430.25

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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.