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Finding the Fourth Proportional to 195,762.60, 293,643.90 and 180,556.20

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Solution

The fourth proportional to 195,762.60, 293,643.90 and 180,556.20 is: 270,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,762.60 : 293,643.90 = 180,556.20 : x
  2. Step 2: Convert to fraction form
    195,762.60/293,643.90 = 180,556.20/x
  3. Step 3: Cross multiply
    195,762.60x = 293,643.90 × 180,556.20
  4. Step 4: Simplify right side
    195,762.60x = 53,019,226,737.18
  5. Step 5: Solve for x
    x = 53,019,226,737.18/195,762.60
  6. Step 6: Final answer
    x = 270,834.30

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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.