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Finding the Fourth Proportional to 192,448.52, 265,520.63 and 134,303.70

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Solution

The fourth proportional to 192,448.52, 265,520.63 and 134,303.70 is: 185,298.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,448.52 : 265,520.63 = 134,303.70 : x
  2. Step 2: Convert to fraction form
    192,448.52/265,520.63 = 134,303.70/x
  3. Step 3: Cross multiply
    192,448.52x = 265,520.63 × 134,303.70
  4. Step 4: Simplify right side
    192,448.52x = 35,660,402,363.81
  5. Step 5: Solve for x
    x = 35,660,402,363.81/192,448.52
  6. Step 6: Final answer
    x = 185,298.40

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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.