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Finding the Fourth Proportional to 292,602.94, 403,792.05 and 158,466.94

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Solution

The fourth proportional to 292,602.94, 403,792.05 and 158,466.94 is: 218,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,602.94 : 403,792.05 = 158,466.94 : x
  2. Step 2: Convert to fraction form
    292,602.94/403,792.05 = 158,466.94/x
  3. Step 3: Cross multiply
    292,602.94x = 403,792.05 × 158,466.94
  4. Step 4: Simplify right side
    292,602.94x = 63,987,690,144.60
  5. Step 5: Solve for x
    x = 63,987,690,144.60/292,602.94
  6. Step 6: Final answer
    x = 218,684.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.