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Finding the Fourth Proportional to 262,690.68, 393,856.04 and 94,207.40

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Solution

The fourth proportional to 262,690.68, 393,856.04 and 94,207.40 is: 141,246.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,690.68 : 393,856.04 = 94,207.40 : x
  2. Step 2: Convert to fraction form
    262,690.68/393,856.04 = 94,207.40/x
  3. Step 3: Cross multiply
    262,690.68x = 393,856.04 × 94,207.40
  4. Step 4: Simplify right side
    262,690.68x = 37,104,153,502.70
  5. Step 5: Solve for x
    x = 37,104,153,502.70/262,690.68
  6. Step 6: Final answer
    x = 141,246.55

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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.