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Finding the Fourth Proportional to 448,216.01, 618,538.19 and 244,266.98

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Solution

The fourth proportional to 448,216.01, 618,538.19 and 244,266.98 is: 337,088.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,216.01 : 618,538.19 = 244,266.98 : x
  2. Step 2: Convert to fraction form
    448,216.01/618,538.19 = 244,266.98/x
  3. Step 3: Cross multiply
    448,216.01x = 618,538.19 × 244,266.98
  4. Step 4: Simplify right side
    448,216.01x = 151,088,455,685.97
  5. Step 5: Solve for x
    x = 151,088,455,685.97/448,216.01
  6. Step 6: Final answer
    x = 337,088.48

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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.