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Finding the Fourth Proportional to 803,540.16, 1,204,843.68 and 304,632

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Solution

The fourth proportional to 803,540.16, 1,204,843.68 and 304,632 is: 456,771.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    803,540.16 : 1,204,843.68 = 304,632 : x
  2. Step 2: Convert to fraction form
    803,540.16/1,204,843.68 = 304,632/x
  3. Step 3: Cross multiply
    803,540.16x = 1,204,843.68 × 304,632
  4. Step 4: Simplify right side
    803,540.16x = 367,033,939,925.76
  5. Step 5: Solve for x
    x = 367,033,939,925.76/803,540.16
  6. Step 6: Final answer
    x = 456,771.12

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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.