Home / 749,382.36-1,034,270.10-557,067.48

Finding the Fourth Proportional to 749,382.36, 1,034,270.10 and 557,067.48

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Solution

The fourth proportional to 749,382.36, 1,034,270.10 and 557,067.48 is: 768,844.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,382.36 : 1,034,270.10 = 557,067.48 : x
  2. Step 2: Convert to fraction form
    749,382.36/1,034,270.10 = 557,067.48/x
  3. Step 3: Cross multiply
    749,382.36x = 1,034,270.10 × 557,067.48
  4. Step 4: Simplify right side
    749,382.36x = 576,158,238,246.35
  5. Step 5: Solve for x
    x = 576,158,238,246.35/749,382.36
  6. Step 6: Final answer
    x = 768,844.14

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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.