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Finding the Fourth Proportional to 447,897.95, 618,099.17 and 246,693.95

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Solution

The fourth proportional to 447,897.95, 618,099.17 and 246,693.95 is: 340,437.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,897.95 : 618,099.17 = 246,693.95 : x
  2. Step 2: Convert to fraction form
    447,897.95/618,099.17 = 246,693.95/x
  3. Step 3: Cross multiply
    447,897.95x = 618,099.17 × 246,693.95
  4. Step 4: Simplify right side
    447,897.95x = 152,481,321,415.06
  5. Step 5: Solve for x
    x = 152,481,321,415.06/447,897.95
  6. Step 6: Final answer
    x = 340,437.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.