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Finding the Fourth Proportional to 9,742,624.40, 13,669,534 and 9,742,624.40

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Solution

The fourth proportional to 9,742,624.40, 13,669,534 and 9,742,624.40 is: 13,669,534

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,742,624.40 : 13,669,534 = 9,742,624.40 : x
  2. Step 2: Convert to fraction form
    9,742,624.40/13,669,534 = 9,742,624.40/x
  3. Step 3: Cross multiply
    9,742,624.40x = 13,669,534 × 9,742,624.40
  4. Step 4: Simplify right side
    9,742,624.40x = 133,177,135,485,029.61
  5. Step 5: Solve for x
    x = 133,177,135,485,029.61/9,742,624.40
  6. Step 6: Final answer
    x = 13,669,534

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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.