Home / 806,201.40-1,209,302.10-293,904.98

Finding the Fourth Proportional to 806,201.40, 1,209,302.10 and 293,904.98

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Solution

The fourth proportional to 806,201.40, 1,209,302.10 and 293,904.98 is: 440,857.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,201.40 : 1,209,302.10 = 293,904.98 : x
  2. Step 2: Convert to fraction form
    806,201.40/1,209,302.10 = 293,904.98/x
  3. Step 3: Cross multiply
    806,201.40x = 1,209,302.10 × 293,904.98
  4. Step 4: Simplify right side
    806,201.40x = 355,419,903,467.95
  5. Step 5: Solve for x
    x = 355,419,903,467.95/806,201.40
  6. Step 6: Final answer
    x = 440,857.46

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Double scale
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Similar ratio
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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.