Home / 894,003.90-1,233,725.07-491,595.90

Finding the Fourth Proportional to 894,003.90, 1,233,725.07 and 491,595.90

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Solution

The fourth proportional to 894,003.90, 1,233,725.07 and 491,595.90 is: 678,402.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,003.90 : 1,233,725.07 = 491,595.90 : x
  2. Step 2: Convert to fraction form
    894,003.90/1,233,725.07 = 491,595.90/x
  3. Step 3: Cross multiply
    894,003.90x = 1,233,725.07 × 491,595.90
  4. Step 4: Simplify right side
    894,003.90x = 606,494,186,139.21
  5. Step 5: Solve for x
    x = 606,494,186,139.21/894,003.90
  6. Step 6: Final answer
    x = 678,402.17

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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.