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Finding the Fourth Proportional to 260,519.04, 359,510.40 and 147,343.68

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Solution

The fourth proportional to 260,519.04, 359,510.40 and 147,343.68 is: 203,330.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,519.04 : 359,510.40 = 147,343.68 : x
  2. Step 2: Convert to fraction form
    260,519.04/359,510.40 = 147,343.68/x
  3. Step 3: Cross multiply
    260,519.04x = 359,510.40 × 147,343.68
  4. Step 4: Simplify right side
    260,519.04x = 52,971,585,334.27
  5. Step 5: Solve for x
    x = 52,971,585,334.27/260,519.04
  6. Step 6: Final answer
    x = 203,330.96

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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.