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Finding the Fourth Proportional to 556,272.92, 834,133.29 and 177,144.22

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Solution

The fourth proportional to 556,272.92, 834,133.29 and 177,144.22 is: 265,628.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,272.92 : 834,133.29 = 177,144.22 : x
  2. Step 2: Convert to fraction form
    556,272.92/834,133.29 = 177,144.22/x
  3. Step 3: Cross multiply
    556,272.92x = 834,133.29 × 177,144.22
  4. Step 4: Simplify right side
    556,272.92x = 147,761,887,715.90
  5. Step 5: Solve for x
    x = 147,761,887,715.90/556,272.92
  6. Step 6: Final answer
    x = 265,628.41

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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.