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Finding the Fourth Proportional to 346,482, 519,723 and 83,826

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Solution

The fourth proportional to 346,482, 519,723 and 83,826 is: 125,739

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,482 : 519,723 = 83,826 : x
  2. Step 2: Convert to fraction form
    346,482/519,723 = 83,826/x
  3. Step 3: Cross multiply
    346,482x = 519,723 × 83,826
  4. Step 4: Simplify right side
    346,482x = 43,566,300,198
  5. Step 5: Solve for x
    x = 43,566,300,198/346,482
  6. Step 6: Final answer
    x = 125,739

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