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Finding the Fourth Proportional to 2,321,823.16, 3,484,079.34 and 973,865.80

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Solution

The fourth proportional to 2,321,823.16, 3,484,079.34 and 973,865.80 is: 1,461,362.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,321,823.16 : 3,484,079.34 = 973,865.80 : x
  2. Step 2: Convert to fraction form
    2,321,823.16/3,484,079.34 = 973,865.80/x
  3. Step 3: Cross multiply
    2,321,823.16x = 3,484,079.34 × 973,865.80
  4. Step 4: Simplify right side
    2,321,823.16x = 3,393,025,713,712.57
  5. Step 5: Solve for x
    x = 3,393,025,713,712.57/2,321,823.16
  6. Step 6: Final answer
    x = 1,461,362.68

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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.