Home / 834,513.86-1,151,629.44-452,540.54

Finding the Fourth Proportional to 834,513.86, 1,151,629.44 and 452,540.54

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Solution

The fourth proportional to 834,513.86, 1,151,629.44 and 452,540.54 is: 624,506.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,513.86 : 1,151,629.44 = 452,540.54 : x
  2. Step 2: Convert to fraction form
    834,513.86/1,151,629.44 = 452,540.54/x
  3. Step 3: Cross multiply
    834,513.86x = 1,151,629.44 × 452,540.54
  4. Step 4: Simplify right side
    834,513.86x = 521,159,009,839.54
  5. Step 5: Solve for x
    x = 521,159,009,839.54/834,513.86
  6. Step 6: Final answer
    x = 624,506.11

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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.