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Finding the Fourth Proportional to 589,874.40, 883,499.40 and 484,898.40

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Solution

The fourth proportional to 589,874.40, 883,499.40 and 484,898.40 is: 726,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,874.40 : 883,499.40 = 484,898.40 : x
  2. Step 2: Convert to fraction form
    589,874.40/883,499.40 = 484,898.40/x
  3. Step 3: Cross multiply
    589,874.40x = 883,499.40 × 484,898.40
  4. Step 4: Simplify right side
    589,874.40x = 428,407,445,460.96
  5. Step 5: Solve for x
    x = 428,407,445,460.96/589,874.40
  6. Step 6: Final answer
    x = 726,268.92

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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.