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Finding the Fourth Proportional to 589,813.60, 884,547.60 and 274,194.40

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Solution

The fourth proportional to 589,813.60, 884,547.60 and 274,194.40 is: 411,211.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,813.60 : 884,547.60 = 274,194.40 : x
  2. Step 2: Convert to fraction form
    589,813.60/884,547.60 = 274,194.40/x
  3. Step 3: Cross multiply
    589,813.60x = 884,547.60 × 274,194.40
  4. Step 4: Simplify right side
    589,813.60x = 242,537,998,453.44
  5. Step 5: Solve for x
    x = 242,537,998,453.44/589,813.60
  6. Step 6: Final answer
    x = 411,211.27

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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.