Home / 827,051.34-1,240,369.65-605,026.38

Finding the Fourth Proportional to 827,051.34, 1,240,369.65 and 605,026.38

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Solution

The fourth proportional to 827,051.34, 1,240,369.65 and 605,026.38 is: 907,387.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,051.34 : 1,240,369.65 = 605,026.38 : x
  2. Step 2: Convert to fraction form
    827,051.34/1,240,369.65 = 605,026.38/x
  3. Step 3: Cross multiply
    827,051.34x = 1,240,369.65 × 605,026.38
  4. Step 4: Simplify right side
    827,051.34x = 750,456,359,201.37
  5. Step 5: Solve for x
    x = 750,456,359,201.37/827,051.34
  6. Step 6: Final answer
    x = 907,387.88

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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.