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Finding the Fourth Proportional to 9,248,462.40, 12,969,105 and 9,248,462.40

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Solution

The fourth proportional to 9,248,462.40, 12,969,105 and 9,248,462.40 is: 12,969,105

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248,462.40 : 12,969,105 = 9,248,462.40 : x
  2. Step 2: Convert to fraction form
    9,248,462.40/12,969,105 = 9,248,462.40/x
  3. Step 3: Cross multiply
    9,248,462.40x = 12,969,105 × 9,248,462.40
  4. Step 4: Simplify right side
    9,248,462.40x = 119,944,279,954,152
  5. Step 5: Solve for x
    x = 119,944,279,954,152/9,248,462.40
  6. Step 6: Final answer
    x = 12,969,105

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.