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Finding the Fourth Proportional to 611,482.82, 843,924.02 and 369,767.07

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Solution

The fourth proportional to 611,482.82, 843,924.02 and 369,767.07 is: 510,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,482.82 : 843,924.02 = 369,767.07 : x
  2. Step 2: Convert to fraction form
    611,482.82/843,924.02 = 369,767.07/x
  3. Step 3: Cross multiply
    611,482.82x = 843,924.02 × 369,767.07
  4. Step 4: Simplify right side
    611,482.82x = 312,055,310,329.19
  5. Step 5: Solve for x
    x = 312,055,310,329.19/611,482.82
  6. Step 6: Final answer
    x = 510,325.56

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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.