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Finding the Fourth Proportional to 260,063.40, 363,622.20 and 260,063.40

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Solution

The fourth proportional to 260,063.40, 363,622.20 and 260,063.40 is: 363,622.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,063.40 : 363,622.20 = 260,063.40 : x
  2. Step 2: Convert to fraction form
    260,063.40/363,622.20 = 260,063.40/x
  3. Step 3: Cross multiply
    260,063.40x = 363,622.20 × 260,063.40
  4. Step 4: Simplify right side
    260,063.40x = 94,564,825,647.48
  5. Step 5: Solve for x
    x = 94,564,825,647.48/260,063.40
  6. Step 6: Final answer
    x = 363,622.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.