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Finding the Fourth Proportional to 9,072,499.55, 13,608,749.55 and 9,072,499.55

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Solution

The fourth proportional to 9,072,499.55, 13,608,749.55 and 9,072,499.55 is: 13,608,749.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,499.55 : 13,608,749.55 = 9,072,499.55 : x
  2. Step 2: Convert to fraction form
    9,072,499.55/13,608,749.55 = 9,072,499.55/x
  3. Step 3: Cross multiply
    9,072,499.55x = 13,608,749.55 × 9,072,499.55
  4. Step 4: Simplify right side
    9,072,499.55x = 123,465,374,168,437.72
  5. Step 5: Solve for x
    x = 123,465,374,168,437.72/9,072,499.55
  6. Step 6: Final answer
    x = 13,608,749.55

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Double scale
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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.