Home / 743,044.06-1,025,714.69-501,653.59

Finding the Fourth Proportional to 743,044.06, 1,025,714.69 and 501,653.59

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Solution

The fourth proportional to 743,044.06, 1,025,714.69 and 501,653.59 is: 692,493.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,044.06 : 1,025,714.69 = 501,653.59 : x
  2. Step 2: Convert to fraction form
    743,044.06/1,025,714.69 = 501,653.59/x
  3. Step 3: Cross multiply
    743,044.06x = 1,025,714.69 × 501,653.59
  4. Step 4: Simplify right side
    743,044.06x = 514,553,454,045.97
  5. Step 5: Solve for x
    x = 514,553,454,045.97/743,044.06
  6. Step 6: Final answer
    x = 692,493.87

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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.