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Finding the Fourth Proportional to 444,005.50, 612,727.60 and 242,801.50

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Solution

The fourth proportional to 444,005.50, 612,727.60 and 242,801.50 is: 335,066.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,005.50 : 612,727.60 = 242,801.50 : x
  2. Step 2: Convert to fraction form
    444,005.50/612,727.60 = 242,801.50/x
  3. Step 3: Cross multiply
    444,005.50x = 612,727.60 × 242,801.50
  4. Step 4: Simplify right side
    444,005.50x = 148,771,180,371.40
  5. Step 5: Solve for x
    x = 148,771,180,371.40/444,005.50
  6. Step 6: Final answer
    x = 335,066.08

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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.