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Finding the Fourth Proportional to 26,208,087.70, 39,312,131.55 and 26,208,087.70

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Solution

The fourth proportional to 26,208,087.70, 39,312,131.55 and 26,208,087.70 is: 39,312,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,208,087.70 : 39,312,131.55 = 26,208,087.70 : x
  2. Step 2: Convert to fraction form
    26,208,087.70/39,312,131.55 = 26,208,087.70/x
  3. Step 3: Cross multiply
    26,208,087.70x = 39,312,131.55 × 26,208,087.70
  4. Step 4: Simplify right side
    26,208,087.70x = 1,030,295,791,336,336.88
  5. Step 5: Solve for x
    x = 1,030,295,791,336,336.88/26,208,087.70
  6. Step 6: Final answer
    x = 39,312,131.55

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Double scale
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Similar ratio
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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.