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Finding the Fourth Proportional to 14,600,709.80, 21,901,064.70 and 14,600,709.80

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Solution

The fourth proportional to 14,600,709.80, 21,901,064.70 and 14,600,709.80 is: 21,901,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,600,709.80 : 21,901,064.70 = 14,600,709.80 : x
  2. Step 2: Convert to fraction form
    14,600,709.80/21,901,064.70 = 14,600,709.80/x
  3. Step 3: Cross multiply
    14,600,709.80x = 21,901,064.70 × 14,600,709.80
  4. Step 4: Simplify right side
    14,600,709.80x = 319,771,089,995,724.06
  5. Step 5: Solve for x
    x = 319,771,089,995,724.06/14,600,709.80
  6. Step 6: Final answer
    x = 21,901,064.70

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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.