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Finding the Fourth Proportional to 448,014.56, 618,260.06 and 246,810.56

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Solution

The fourth proportional to 448,014.56, 618,260.06 and 246,810.56 is: 340,598.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,014.56 : 618,260.06 = 246,810.56 : x
  2. Step 2: Convert to fraction form
    448,014.56/618,260.06 = 246,810.56/x
  3. Step 3: Cross multiply
    448,014.56x = 618,260.06 × 246,810.56
  4. Step 4: Simplify right side
    448,014.56x = 152,593,111,634.23
  5. Step 5: Solve for x
    x = 152,593,111,634.23/448,014.56
  6. Step 6: Final answer
    x = 340,598.55

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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.