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Finding the Fourth Proportional to 6,561,000.70, 9,823,786.35 and 6,561,000.70

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Solution

The fourth proportional to 6,561,000.70, 9,823,786.35 and 6,561,000.70 is: 9,823,786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,000.70 : 9,823,786.35 = 6,561,000.70 : x
  2. Step 2: Convert to fraction form
    6,561,000.70/9,823,786.35 = 6,561,000.70/x
  3. Step 3: Cross multiply
    6,561,000.70x = 9,823,786.35 × 6,561,000.70
  4. Step 4: Simplify right side
    6,561,000.70x = 64,453,869,119,000.45
  5. Step 5: Solve for x
    x = 64,453,869,119,000.45/6,561,000.70
  6. Step 6: Final answer
    x = 9,823,786.35

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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.