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Finding the Fourth Proportional to 292,083.54, 403,112.28 and 169,549.77

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Solution

The fourth proportional to 292,083.54, 403,112.28 and 169,549.77 is: 234,000.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,083.54 : 403,112.28 = 169,549.77 : x
  2. Step 2: Convert to fraction form
    292,083.54/403,112.28 = 169,549.77/x
  3. Step 3: Cross multiply
    292,083.54x = 403,112.28 × 169,549.77
  4. Step 4: Simplify right side
    292,083.54x = 68,347,594,358.18
  5. Step 5: Solve for x
    x = 68,347,594,358.18/292,083.54
  6. Step 6: Final answer
    x = 234,000.16

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1.5x scale

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.