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Finding the Fourth Proportional to 483,265.60, 724,995.60 and 404,922.40

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Solution

The fourth proportional to 483,265.60, 724,995.60 and 404,922.40 is: 607,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,265.60 : 724,995.60 = 404,922.40 : x
  2. Step 2: Convert to fraction form
    483,265.60/724,995.60 = 404,922.40/x
  3. Step 3: Cross multiply
    483,265.60x = 724,995.60 × 404,922.40
  4. Step 4: Simplify right side
    483,265.60x = 293,566,958,341.44
  5. Step 5: Solve for x
    x = 293,566,958,341.44/483,265.60
  6. Step 6: Final answer
    x = 607,465.04

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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.