Home / 826,046.70-1,239,070.14-293,588.76

Finding the Fourth Proportional to 826,046.70, 1,239,070.14 and 293,588.76

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Solution

The fourth proportional to 826,046.70, 1,239,070.14 and 293,588.76 is: 440,383.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,046.70 : 1,239,070.14 = 293,588.76 : x
  2. Step 2: Convert to fraction form
    826,046.70/1,239,070.14 = 293,588.76/x
  3. Step 3: Cross multiply
    826,046.70x = 1,239,070.14 × 293,588.76
  4. Step 4: Simplify right side
    826,046.70x = 363,777,065,955.63
  5. Step 5: Solve for x
    x = 363,777,065,955.63/826,046.70
  6. Step 6: Final answer
    x = 440,383.17

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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.