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Finding the Fourth Proportional to 562,763.60, 844,189.12 and 163,410.96

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Solution

The fourth proportional to 562,763.60, 844,189.12 and 163,410.96 is: 245,129.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,763.60 : 844,189.12 = 163,410.96 : x
  2. Step 2: Convert to fraction form
    562,763.60/844,189.12 = 163,410.96/x
  3. Step 3: Cross multiply
    562,763.60x = 844,189.12 × 163,410.96
  4. Step 4: Simplify right side
    562,763.60x = 137,949,754,520.76
  5. Step 5: Solve for x
    x = 137,949,754,520.76/562,763.60
  6. Step 6: Final answer
    x = 245,129.14

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1.5x scale

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.