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Finding the Fourth Proportional to 468,734.04, 702,989.55 and 202,348.80

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Solution

The fourth proportional to 468,734.04, 702,989.55 and 202,348.80 is: 303,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,734.04 : 702,989.55 = 202,348.80 : x
  2. Step 2: Convert to fraction form
    468,734.04/702,989.55 = 202,348.80/x
  3. Step 3: Cross multiply
    468,734.04x = 702,989.55 × 202,348.80
  4. Step 4: Simplify right side
    468,734.04x = 142,249,091,855.04
  5. Step 5: Solve for x
    x = 142,249,091,855.04/468,734.04
  6. Step 6: Final answer
    x = 303,475.06

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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.