Home / 792,963.75-1,093,792.10-470,445.51

Finding the Fourth Proportional to 792,963.75, 1,093,792.10 and 470,445.51

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Solution

The fourth proportional to 792,963.75, 1,093,792.10 and 470,445.51 is: 648,919.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,963.75 : 1,093,792.10 = 470,445.51 : x
  2. Step 2: Convert to fraction form
    792,963.75/1,093,792.10 = 470,445.51/x
  3. Step 3: Cross multiply
    792,963.75x = 1,093,792.10 × 470,445.51
  4. Step 4: Simplify right side
    792,963.75x = 514,569,579,966.24
  5. Step 5: Solve for x
    x = 514,569,579,966.24/792,963.75
  6. Step 6: Final answer
    x = 648,919.42

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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.