Home / 894,039.84-1,233,774.90-491,631.84

Finding the Fourth Proportional to 894,039.84, 1,233,774.90 and 491,631.84

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Solution

The fourth proportional to 894,039.84, 1,233,774.90 and 491,631.84 is: 678,451.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,039.84 : 1,233,774.90 = 491,631.84 : x
  2. Step 2: Convert to fraction form
    894,039.84/1,233,774.90 = 491,631.84/x
  3. Step 3: Cross multiply
    894,039.84x = 1,233,774.90 × 491,631.84
  4. Step 4: Simplify right side
    894,039.84x = 606,563,024,232.82
  5. Step 5: Solve for x
    x = 606,563,024,232.82/894,039.84
  6. Step 6: Final answer
    x = 678,451.90

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1.5x scale

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.