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Finding the Fourth Proportional to 236,466.40, 354,800.40 and 124,232.80

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Solution

The fourth proportional to 236,466.40, 354,800.40 and 124,232.80 is: 186,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,466.40 : 354,800.40 = 124,232.80 : x
  2. Step 2: Convert to fraction form
    236,466.40/354,800.40 = 124,232.80/x
  3. Step 3: Cross multiply
    236,466.40x = 354,800.40 × 124,232.80
  4. Step 4: Simplify right side
    236,466.40x = 44,077,847,133.12
  5. Step 5: Solve for x
    x = 44,077,847,133.12/236,466.40
  6. Step 6: Final answer
    x = 186,402.16

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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.