Home / 896,427.96-1,237,070.58-494,019.96

Finding the Fourth Proportional to 896,427.96, 1,237,070.58 and 494,019.96

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Solution

The fourth proportional to 896,427.96, 1,237,070.58 and 494,019.96 is: 681,747.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,427.96 : 1,237,070.58 = 494,019.96 : x
  2. Step 2: Convert to fraction form
    896,427.96/1,237,070.58 = 494,019.96/x
  3. Step 3: Cross multiply
    896,427.96x = 1,237,070.58 × 494,019.96
  4. Step 4: Simplify right side
    896,427.96x = 611,137,558,448.78
  5. Step 5: Solve for x
    x = 611,137,558,448.78/896,427.96
  6. Step 6: Final answer
    x = 681,747.54

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Double scale
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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.