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Finding the Fourth Proportional to 536,874.88, 805,312.49 and 157,795.68

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Solution

The fourth proportional to 536,874.88, 805,312.49 and 157,795.68 is: 236,693.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,874.88 : 805,312.49 = 157,795.68 : x
  2. Step 2: Convert to fraction form
    536,874.88/805,312.49 = 157,795.68/x
  3. Step 3: Cross multiply
    536,874.88x = 805,312.49 × 157,795.68
  4. Step 4: Simplify right side
    536,874.88x = 127,074,831,972.04
  5. Step 5: Solve for x
    x = 127,074,831,972.04/536,874.88
  6. Step 6: Final answer
    x = 236,693.57

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Similar ratio
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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.