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Finding the Fourth Proportional to 562,223.80, 843,335.70 and 162,877.60

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Solution

The fourth proportional to 562,223.80, 843,335.70 and 162,877.60 is: 244,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,223.80 : 843,335.70 = 162,877.60 : x
  2. Step 2: Convert to fraction form
    562,223.80/843,335.70 = 162,877.60/x
  3. Step 3: Cross multiply
    562,223.80x = 843,335.70 × 162,877.60
  4. Step 4: Simplify right side
    562,223.80x = 137,360,494,810.32
  5. Step 5: Solve for x
    x = 137,360,494,810.32/562,223.80
  6. Step 6: Final answer
    x = 244,316.40

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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.