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Finding the Fourth Proportional to 534,765.60, 802,263.60 and 160,826.40

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Solution

The fourth proportional to 534,765.60, 802,263.60 and 160,826.40 is: 241,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,765.60 : 802,263.60 = 160,826.40 : x
  2. Step 2: Convert to fraction form
    534,765.60/802,263.60 = 160,826.40/x
  3. Step 3: Cross multiply
    534,765.60x = 802,263.60 × 160,826.40
  4. Step 4: Simplify right side
    534,765.60x = 129,025,166,639.04
  5. Step 5: Solve for x
    x = 129,025,166,639.04/534,765.60
  6. Step 6: Final answer
    x = 241,274.25

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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.