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Finding the Fourth Proportional to 804,054.08, 1,206,256.08 and 243,074

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Solution

The fourth proportional to 804,054.08, 1,206,256.08 and 243,074 is: 364,663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,054.08 : 1,206,256.08 = 243,074 : x
  2. Step 2: Convert to fraction form
    804,054.08/1,206,256.08 = 243,074/x
  3. Step 3: Cross multiply
    804,054.08x = 1,206,256.08 × 243,074
  4. Step 4: Simplify right side
    804,054.08x = 293,209,490,389.92
  5. Step 5: Solve for x
    x = 293,209,490,389.92/804,054.08
  6. Step 6: Final answer
    x = 364,663.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.