Home / 291,928.58-402,792.76-177,204.40

Finding the Fourth Proportional to 291,928.58, 402,792.76 and 177,204.40

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Solution

The fourth proportional to 291,928.58, 402,792.76 and 177,204.40 is: 244,500.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,928.58 : 402,792.76 = 177,204.40 : x
  2. Step 2: Convert to fraction form
    291,928.58/402,792.76 = 177,204.40/x
  3. Step 3: Cross multiply
    291,928.58x = 402,792.76 × 177,204.40
  4. Step 4: Simplify right side
    291,928.58x = 71,376,649,360.14
  5. Step 5: Solve for x
    x = 71,376,649,360.14/291,928.58
  6. Step 6: Final answer
    x = 244,500.38

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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.