Home / 679,945.32-1,019,954.34-174,510.66

Finding the Fourth Proportional to 679,945.32, 1,019,954.34 and 174,510.66

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Solution

The fourth proportional to 679,945.32, 1,019,954.34 and 174,510.66 is: 261,775.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    679,945.32 : 1,019,954.34 = 174,510.66 : x
  2. Step 2: Convert to fraction form
    679,945.32/1,019,954.34 = 174,510.66/x
  3. Step 3: Cross multiply
    679,945.32x = 1,019,954.34 × 174,510.66
  4. Step 4: Simplify right side
    679,945.32x = 177,992,905,043.26
  5. Step 5: Solve for x
    x = 177,992,905,043.26/679,945.32
  6. Step 6: Final answer
    x = 261,775.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.