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Finding the Fourth Proportional to 276,330.68, 414,495.96 and 98,826.92

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Solution

The fourth proportional to 276,330.68, 414,495.96 and 98,826.92 is: 148,240.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,330.68 : 414,495.96 = 98,826.92 : x
  2. Step 2: Convert to fraction form
    276,330.68/414,495.96 = 98,826.92/x
  3. Step 3: Cross multiply
    276,330.68x = 414,495.96 × 98,826.92
  4. Step 4: Simplify right side
    276,330.68x = 40,963,359,079.24
  5. Step 5: Solve for x
    x = 40,963,359,079.24/276,330.68
  6. Step 6: Final answer
    x = 148,240.36

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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.