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Finding the Fourth Proportional to 5,536,505.40, 8,289,011.70 and 5,536,505.40

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Solution

The fourth proportional to 5,536,505.40, 8,289,011.70 and 5,536,505.40 is: 8,289,011.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536,505.40 : 8,289,011.70 = 5,536,505.40 : x
  2. Step 2: Convert to fraction form
    5,536,505.40/8,289,011.70 = 5,536,505.40/x
  3. Step 3: Cross multiply
    5,536,505.40x = 8,289,011.70 × 5,536,505.40
  4. Step 4: Simplify right side
    5,536,505.40x = 45,892,158,037,713.19
  5. Step 5: Solve for x
    x = 45,892,158,037,713.19/5,536,505.40
  6. Step 6: Final answer
    x = 8,289,011.70

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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.