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Finding the Fourth Proportional to 195,420.60, 293,130.90 and 183,610.80

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Solution

The fourth proportional to 195,420.60, 293,130.90 and 183,610.80 is: 275,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,420.60 : 293,130.90 = 183,610.80 : x
  2. Step 2: Convert to fraction form
    195,420.60/293,130.90 = 183,610.80/x
  3. Step 3: Cross multiply
    195,420.60x = 293,130.90 × 183,610.80
  4. Step 4: Simplify right side
    195,420.60x = 53,821,999,053.72
  5. Step 5: Solve for x
    x = 53,821,999,053.72/195,420.60
  6. Step 6: Final answer
    x = 275,416.20

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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.