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Finding the Fourth Proportional to 7,170,000.40, 10,754,741.40 and 2,910,048.40

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Solution

The fourth proportional to 7,170,000.40, 10,754,741.40 and 2,910,048.40 is: 4,364,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,170,000.40 : 10,754,741.40 = 2,910,048.40 : x
  2. Step 2: Convert to fraction form
    7,170,000.40/10,754,741.40 = 2,910,048.40/x
  3. Step 3: Cross multiply
    7,170,000.40x = 10,754,741.40 × 2,910,048.40
  4. Step 4: Simplify right side
    7,170,000.40x = 31,296,818,003,483.76
  5. Step 5: Solve for x
    x = 31,296,818,003,483.76/7,170,000.40
  6. Step 6: Final answer
    x = 4,364,967.40

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