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Finding the Fourth Proportional to 482,690.04, 724,043.22 and 167,156.28

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Solution

The fourth proportional to 482,690.04, 724,043.22 and 167,156.28 is: 250,737.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,690.04 : 724,043.22 = 167,156.28 : x
  2. Step 2: Convert to fraction form
    482,690.04/724,043.22 = 167,156.28/x
  3. Step 3: Cross multiply
    482,690.04x = 724,043.22 × 167,156.28
  4. Step 4: Simplify right side
    482,690.04x = 121,028,371,214.42
  5. Step 5: Solve for x
    x = 121,028,371,214.42/482,690.04
  6. Step 6: Final answer
    x = 250,737.25

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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.