Home / 940,433.61-1,298,195.49-634,923.66

Finding the Fourth Proportional to 940,433.61, 1,298,195.49 and 634,923.66

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Solution

The fourth proportional to 940,433.61, 1,298,195.49 and 634,923.66 is: 876,462.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,433.61 : 1,298,195.49 = 634,923.66 : x
  2. Step 2: Convert to fraction form
    940,433.61/1,298,195.49 = 634,923.66/x
  3. Step 3: Cross multiply
    940,433.61x = 1,298,195.49 × 634,923.66
  4. Step 4: Simplify right side
    940,433.61x = 824,255,025,415.32
  5. Step 5: Solve for x
    x = 824,255,025,415.32/940,433.61
  6. Step 6: Final answer
    x = 876,462.75

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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.