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Finding the Fourth Proportional to 562,360.40, 843,543.80 and 229,936.40

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Solution

The fourth proportional to 562,360.40, 843,543.80 and 229,936.40 is: 344,905.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,360.40 : 843,543.80 = 229,936.40 : x
  2. Step 2: Convert to fraction form
    562,360.40/843,543.80 = 229,936.40/x
  3. Step 3: Cross multiply
    562,360.40x = 843,543.80 × 229,936.40
  4. Step 4: Simplify right side
    562,360.40x = 193,961,424,614.32
  5. Step 5: Solve for x
    x = 193,961,424,614.32/562,360.40
  6. Step 6: Final answer
    x = 344,905.91

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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.