Home / 683,682.12-1,026,166.85-346,964.42

Finding the Fourth Proportional to 683,682.12, 1,026,166.85 and 346,964.42

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Solution

The fourth proportional to 683,682.12, 1,026,166.85 and 346,964.42 is: 520,773.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,682.12 : 1,026,166.85 = 346,964.42 : x
  2. Step 2: Convert to fraction form
    683,682.12/1,026,166.85 = 346,964.42/x
  3. Step 3: Cross multiply
    683,682.12x = 1,026,166.85 × 346,964.42
  4. Step 4: Simplify right side
    683,682.12x = 356,043,387,631.48
  5. Step 5: Solve for x
    x = 356,043,387,631.48/683,682.12
  6. Step 6: Final answer
    x = 520,773.29

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1.5x scale

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.