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Finding the Fourth Proportional to 7,097,160.60, 10,645,740.90 and 7,097,160.60

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Solution

The fourth proportional to 7,097,160.60, 10,645,740.90 and 7,097,160.60 is: 10,645,740.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097,160.60 : 10,645,740.90 = 7,097,160.60 : x
  2. Step 2: Convert to fraction form
    7,097,160.60/10,645,740.90 = 7,097,160.60/x
  3. Step 3: Cross multiply
    7,097,160.60x = 10,645,740.90 × 7,097,160.60
  4. Step 4: Simplify right side
    7,097,160.60x = 75,554,532,873,288.53
  5. Step 5: Solve for x
    x = 75,554,532,873,288.53/7,097,160.60
  6. Step 6: Final answer
    x = 10,645,740.90

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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.