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Finding the Fourth Proportional to 26,457,632.70, 39,686,449.05 and 26,457,632.70

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Solution

The fourth proportional to 26,457,632.70, 39,686,449.05 and 26,457,632.70 is: 39,686,449.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,457,632.70 : 39,686,449.05 = 26,457,632.70 : x
  2. Step 2: Convert to fraction form
    26,457,632.70/39,686,449.05 = 26,457,632.70/x
  3. Step 3: Cross multiply
    26,457,632.70x = 39,686,449.05 × 26,457,632.70
  4. Step 4: Simplify right side
    26,457,632.70x = 1,050,009,492,132,163.88
  5. Step 5: Solve for x
    x = 1,050,009,492,132,163.88/26,457,632.70
  6. Step 6: Final answer
    x = 39,686,449.05

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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.