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Finding the Fourth Proportional to 652,506.83, 978,443.79 and 382,723.11

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Solution

The fourth proportional to 652,506.83, 978,443.79 and 382,723.11 is: 573,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,506.83 : 978,443.79 = 382,723.11 : x
  2. Step 2: Convert to fraction form
    652,506.83/978,443.79 = 382,723.11/x
  3. Step 3: Cross multiply
    652,506.83x = 978,443.79 × 382,723.11
  4. Step 4: Simplify right side
    652,506.83x = 374,473,050,268.99
  5. Step 5: Solve for x
    x = 374,473,050,268.99/652,506.83
  6. Step 6: Final answer
    x = 573,899.06

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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.