Home / 805,045.62-1,110,963.30-442,466.48

Finding the Fourth Proportional to 805,045.62, 1,110,963.30 and 442,466.48

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Solution

The fourth proportional to 805,045.62, 1,110,963.30 and 442,466.48 is: 610,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,045.62 : 1,110,963.30 = 442,466.48 : x
  2. Step 2: Convert to fraction form
    805,045.62/1,110,963.30 = 442,466.48/x
  3. Step 3: Cross multiply
    805,045.62x = 1,110,963.30 × 442,466.48
  4. Step 4: Simplify right side
    805,045.62x = 491,564,020,760.18
  5. Step 5: Solve for x
    x = 491,564,020,760.18/805,045.62
  6. Step 6: Final answer
    x = 610,603.93

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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.