Home / 403,627.75-557,006.43-233,960.29

Finding the Fourth Proportional to 403,627.75, 557,006.43 and 233,960.29

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Solution

The fourth proportional to 403,627.75, 557,006.43 and 233,960.29 is: 322,865.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,627.75 : 557,006.43 = 233,960.29 : x
  2. Step 2: Convert to fraction form
    403,627.75/557,006.43 = 233,960.29/x
  3. Step 3: Cross multiply
    403,627.75x = 557,006.43 × 233,960.29
  4. Step 4: Simplify right side
    403,627.75x = 130,317,385,894.67
  5. Step 5: Solve for x
    x = 130,317,385,894.67/403,627.75
  6. Step 6: Final answer
    x = 322,865.28

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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.