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Finding the Fourth Proportional to 260,999.04, 360,156.69 and 144,715.62

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Solution

The fourth proportional to 260,999.04, 360,156.69 and 144,715.62 is: 199,695.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,999.04 : 360,156.69 = 144,715.62 : x
  2. Step 2: Convert to fraction form
    260,999.04/360,156.69 = 144,715.62/x
  3. Step 3: Cross multiply
    260,999.04x = 360,156.69 × 144,715.62
  4. Step 4: Simplify right side
    260,999.04x = 52,120,298,690.50
  5. Step 5: Solve for x
    x = 52,120,298,690.50/260,999.04
  6. Step 6: Final answer
    x = 199,695.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.