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Finding the Fourth Proportional to 444,091, 612,845.60 and 242,887

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Solution

The fourth proportional to 444,091, 612,845.60 and 242,887 is: 335,184.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,091 : 612,845.60 = 242,887 : x
  2. Step 2: Convert to fraction form
    444,091/612,845.60 = 242,887/x
  3. Step 3: Cross multiply
    444,091x = 612,845.60 × 242,887
  4. Step 4: Simplify right side
    444,091x = 148,852,229,247.20
  5. Step 5: Solve for x
    x = 148,852,229,247.20/444,091
  6. Step 6: Final answer
    x = 335,184.07

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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.